"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7388950 | Technique for providing personalized information and communications services A user may utilize a communication device, e.g., a wireless phone, mobile device or personal digital assistant (PDA), to contact an information/call center where an operator provides personalized information and communications services to the user in accordance with... | 06/17/2008 |
| 7289613 | Technique for selecting a profile to use to service a call A telephone call may have more than one identifier, e.g., a billing telephone number and a caller's telephone number, within its signaling stream. Each identifier may have an associated call servicing profile. The invention determines which of several call profiles ... | 10/30/2007 |
| 7257390 | Technique for generating and managing a personal dialing queue An information assistance service is provided, which enables a user to generate a personal dialing queue containing multiple listings, and to call multiple parties listed in the personal dialing queue without the need to make additional requests for information assi... | 08/14/2007 |
| 7149295 | Technique for effectively controlling communication links to an information assistance service It is typical that a user calls an information assistance service provider to request information, e.g., a destination telephone number desired by the user, and chooses to be connected to the destination number. It is also typical that the information assistance ser... | 12/12/2006 |
| 7142659 | Directory assistance method and apparatus A cellular telephone subscriber who wishes directory assistance services is connected in the conventional manner to an operator who identifies a destination telephone number desired by the subscriber. As in the prior art, the operator then initiates a call connectin... | 11/28/2006 |
| 7127233 | Technique for controlling fraudulent use of a telecommunication service including information assistance The phone number used by a caller accessing a telecommunication service is derived. For example, this phone number may be used to look up in a first database the name of the user registered with the service, and in a second database the name of the subscriber assign... | 10/24/2006 |
| 7110520 | Method and system for directory assistance services A mobile telephone, or personal communication services subscriber who wishes directory assistance services is connected in the conventional manner to an operator who identifies a destination telephone number desired by the subscriber. As known in the prior art, the ... | 09/19/2006 |
| 7103589 | Method and system for searching, accessing and updating databases A system and method for searching, accessing updating database records on a plurality of geographically dispersed databases is provided. Update databases consisting of a plurality of update records having at least one field capable of being set to at least one parti... | 09/05/2006 |
| 7020261 | Method for providing enhanced directory assistance upon command using out-of-band signaling A user calls a directory assistance service provider to search for a desired telephone number and be connected to a party at the desired number. In one such connection, the user is afforded enhanced directory assistance upon a user command in the form of an out-of-b... | 03/28/2006 |
| 6999574 | Technique for assessing charges for a telecommunication service including information assistance A call to an information/call center is assigned a call sequence number. Call segments associated with the call sequence number are bundled as a single call session. A call session begins with the connection between the caller and the information/call center, and co... | 02/14/2006 |
| 6990189 | Technique for providing information assistance while maintaining connection information anonymity In accordance with the invention, an indication of connection information anonymity is stored for each individual or entity that wants to have access information made available in response to a request for directory assistance respecting such individual or entity, b... | 01/24/2006 |
| 6985569 | System and method for identifying parties in bills for communications services In an information assistance system, when a first party calls the service to request a communications number (i.e., phone number) of a second party, an indicator of the second party, such as the second party's name, is inserted into an event record to be provided to... | 01/10/2006 |
| 6973171 | Technique for analyzing information assistance call patterns The invention is directed to assessing the viability of a business entity based on statistics concerning information assistance calls requesting the listing of the same. The invention is premised upon a perceived correlation between the number of calls requesting a ... | 12/06/2005 |
| 6970880 | System and method for creating and maintaining data records to improve accuracy thereof In a system which receives, from different sources, data having various formats, the received data is selected and combined in accordance with the invention to create accurate records. Specifically, the inventive system organizes the received data into uniform data ... | 11/29/2005 |
| 6944279 | Enhanced directory assistance service providing individual or group directories Individuals and groups of individuals, such as corporations, are provided access to one or more private directories. The private directories can be edited by an administrator. Access to the private directories may be limited by administrators of the private director... | 09/13/2005 |
| 6937711 | System and method for issuing customer credits for information assistance services In a system for providing customers with information assistance services, records are generated to register service events. In prior art, all of the records are transmitted to a billing platform for billing customers for the services. When a customer requests credit... | 08/30/2005 |
| 6934378 | Technique for enhanced information assistance call routing In an information assistance service environment, after information assistance is provided to a caller, the caller may request to have the information assistance service provider complete the call. In the prior art, the call was routed back to the carrier switch fro... | 08/23/2005 |
| 6917678 | Method and apparatus for monitoring telephonic members and providing directory assistance Telephone users desiring directory assistance services are connected via standard telephone procedures to a directory assistance provider, such as an operator. An operator provides the destination number and initiates a connection to that number. Once that connectio... | 07/12/2005 |
| 6871082 | Telephone call management system and method A call management system is provided to manage the use of specified wireless telephones in order to limit or manage their use for unofficial calls and to report on official as well as unofficial uses. Calls originated from or directed to a controlled wireless teleph... | 03/22/2005 |
| 6870921 | Enhanced directory assistance service providing individual or group directories Individuals and groups of individuals, such as corporations, are provided access to one or more private directories. The private directories can be edited by an administrator. Access to the private directories may be limited by administrators of the private director... | 03/22/2005 |
| 6845155 | Technique for effectively processing and dynamically routing communication calls In an arrangement where calls are directed to different call centers, each call center based on selected metric measures determines whether an incoming call is an “overflow” call to be rerouted to an alternate call center. These metric measures may include, e.g.... | 01/18/2005 |
| 6816727 | Technique for continually providing directional assistance over a communication network to a user A wireless telephone subscriber who wishes directory assistance in the form of directions from one specified location to another is connected to a directory assistance agent. The subscriber identifies a destination location and any requested travel criteria. The dir... | 11/09/2004 |
| 6816580 | Technique for attributing communication call transactions to user affiliations and adjusting billings thereof In prior art, a user can access a particular information assistance service provider only through the carrier contracting the particular provider by dialing special digits recognized by the carrier's switches. In accordance with the invention, an independent telepho... | 11/09/2004 |
| 6801763 | Technique for effectively communicating travel directions A user while traveling may call an operator in an information/call center to request directions to a desired destination. In response, the operator obtains a directions file containing the requested directions. To facilitate the user receiving directions in installm... | 10/05/2004 |
| 6788931 | Directory assistance method and apparatus A cellular telephone subscriber who wishes directory assistance services is connected in the conventional manner to an operator who identifies a destination telephone number desired by the subscriber. As in the prior art, the operator then initiates a call connectin... | 09/07/2004 |
| 6775371 | Technique for effectively providing concierge-like services in a directory assistance system Telephone users desiring directory assistance services are connected via standard telephone procedures to a directory assistance provider, such as an operator. An operator provides the destination number and initiates a connection to that number. Once that connectio... | 08/10/2004 |
| 6754326 | Method and apparatus for monitoring telephonic members and providing directory assistance Telephone users desiring directory assistance services are connected via standard telephone procedures to a directory assistance provider, such as an operator. An operator provides the destination number and initiates a connection to that number. Once that connectio... | 06/22/2004 |
| 6754486 | Method and system for directory assistance services having messaging or paging capability A mobile telephone, or personal communication services subscriber who wishes directory assistance services is connected in the conventional manner to an operator who identifies a destination telephone number desired by the subscriber. As known in the prior art, the ... | 06/22/2004 |
| 6748225 | Method and system for the determination of location by retail signage and other readily recognizable landmarks A system and method for determining a current location by the visual identification of retail signage and other readily recognizable landmarks comprising a service center having one or more service agents, a plurality of inbound communication channels allowing the s... | 06/08/2004 |
| 6745177 | Method and system for retrieving data from multiple data sources using a search routing database A search-routing database is used to direct database search requests to only those databases that may contain results to the search request. The search-routing database contains a subset of the data fields from the other databases in the network, along with a field ... | 06/01/2004 |
| 6628772 | Method for providing enhanced directory assistance upon command using out-of-band signaling A user calls a directory assistance service provider to search for a desired telephone number and be connected to a party at the desired number. In one such connection, the user is afforded enhanced directory assistance upon a user command in the form of ... | 09/30/2003 |
| 6580904 | Method of providing directional assistance to a mobile telephone subscriber A wireless telephone subscriber who wishes directory assistance in the form of directions from one specified location to another is connected to a directory assistance agent. The subscriber identifies a destination location and any requested travel criter... | 06/17/2003 |
| 6477460 | Process and system for the annotation of machine-generated directions with easily recognized landmarks and other relevant information A method and system for annotating machine-generated directions for a route with retain signage and other readily-recognizable landmarks. The coordinates of a selected area of the route are obtained. The selected area of the route can be any portion of th... | 11/05/2002 |
| 6473612 | Method for providing directory assistance services via an alphanumeric page A mobile telephone, or personal communication services subscriber who wishes directory assistance services is connected in the conventional manner to an operator who identifies a destination telephone number desired by the subscriber. As known in the prio... | 10/29/2002 |
| 6466784 | Technique for monitoring and attempting to connect destination telephone and providing information assistance upon detection of unsatisfactory connection A cellular telephone subscriber who wishes directory assistance services is connected in the conventional manner to an operator who identifies a destination telephone number desired by the subscriber. As in the prior art, the operator then initiates a cal... | 10/15/2002 |
| 6456709 | Method and apparatus for monitoring telephonic members and providing directory assistance Telephone users desiring directory assistance services are connected via standard telephone procedures to a directory assistance provider, such as an operator. An operator provides the destination number and initiates a connection to that number. Once tha... | 09/24/2002 |
| 6396920 | System for selectively providing a higher level of directory assistance services A mobile telephone, or personal communication services subscriber who wishes directory assistance services is connected in the conventional manner to an operator who identifies a destination telephone number desired by the subscriber. As known in the prio... | 05/28/2002 |
| 6064874 | Method for providing calling services during attempt to complete customer call while muting ringing A mobile telephone, or personal communication services subscriber who wishes directory assistance services is connected in the conventional manner to an operator who identifies a destination telephone number desired by the subscriber. As known in the prio... | 05/16/2000 |
| 6035190 | Method for monitoring the connection between the subscriber and the destination telephone and providing directory assistance upon demand A cellular telephone subscriber who wishes directory assistance services is connected in the conventional manner to an operator who identifies a destination telephone number desired by the subscriber. As in the prior art, the operator then initiates a cal... | 03/07/2000 |
| 5995826 | Methods for conditional tone responsive reconnection to directory assistance center A cellular telephone subscriber who wishes directory assistance services is connected in the conventional manner to an operator who identifies a destination telephone number desired by the subscriber. As in the prior art, the operator then initiates a cal... | 11/30/1999 |