Bizarre Patents
Pet Toilet-Like Water Disk and Food Storage
One pet-friendly inventor patented "a device for watering pets, e.g., a dog or cat." The device, he helpfully noted, "has the general shape of a toilet."
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| Number | Title | Issue Date |
| 6335926 | Dynamic configuration of edge forwarders to route servers in a distributed router system A configuration server is incorporated into a distributed router to support multiple route servers in an internetworking system. The multiple route servers in the system provide load sharing and/or standby functionality. In the system route servers provid... | 01/01/2002 |
| 6205147 | Virtual network architecture A network infrastructure comprises a number of connective devices (routers, repeaters, bridges, etc.) to form a communication network for a plurality of end nodes. Message packets originating with an end node are assigned an input virtual network and work... | 03/20/2001 |
| 6147965 | Switched connections diagnostics in a signalling network A method is disclosed for detecting and diagnosing faults in a network. The network has a plurality of nodes through which switched virtual connections can be established. First, all attempts at establishing routes through the network are recorded. Then, ... | 11/14/2000 |
| 6144669 | Prioritized PVC management queues for improved frame processing capabilities There is provided a method and apparatus for the prioritization, multiple queuing and selective processing of PVC management frames by a Frame Relay message processing device. The device had an input port for receiving the messages. It also provides a num... | 11/07/2000 |
| 6108307 | Frame relay priority queses to offer multiple service classes There is provided a message service device for a switching network. The device provides an input port for receiving messages from a number of network connections. The device includes a storage device for storing a number of predetermined priority levels p... | 08/22/2000 |
| 6075771 | Fair allocation of excess resources in a communications system In a communications system, a method is described for controlling the excess usage of a finite resource through which information flows by a plurality of sources having an "excess" state. For each source a determination is made as to whether the source is... | 06/13/2000 |
| 5982745 | LAN bridging redundancy In a method implementing redundancy in LAN/WAN bridging/switching elements, LAN/WAN traffic is sent to active and inactive elements using multicast techniques. The active element bridges the data traffic and the inactive drops it.... | 11/09/1999 |
| 5959985 | Multi-network architecture A multi-network environment comprises a plurality of different digital networks, a network manager associated with each network, a system manager at each customer premises for requesting a desired service, a customer agent for implementing instructions re... | 09/28/1999 |
| 5953347 | Integrated management of multiple networks with different topologies An integrated network management system for multiple networks of different topology domains employs hierarchical pass-through routing and multi-network service management through the network.... | 09/14/1999 |
| 5951701 | Detection of loop-back conditions on faulty digital trunks A method of detecting loopbacks on trunks in digital networks, comprises the steps of detecting an out-of-service trunk, continually placing a predetermined bit pattern on an outgoing channel of a trunk card, continually monitoring a receive channel of th... | 09/14/1999 |
| 5917821 | Look-up engine for packet-based network An arrangement is disclosed for parsing packets in a packet-based data transmission network. The packets include packet headers divided into fields having values representing information pertaining to the packet. The arrangement includes an input receivin... | 06/29/1999 |
| 5844891 | Cell-based clock recovery device A clock recovery unit provides a clock recovery function in the receiving entity of a system to implement adaptation of constant bit-rate (CBR) services over an asynchronous transfer mode (ATM) or ATM-like network. Incoming cells are periodically sampled ... | 12/01/1998 |
| 5818842 | Transparent interconnector of LANs by an ATM network A computer communications network comprises a plurality of interconnected ATM switches forming a WAN or LAN area network over which ATM cells are transmitted, and a plurality of user devices including LAN interface adapters for connection to one or more t... | 10/06/1998 |
| 5818839 | Timing reference for scheduling data traffic on multiple ports Data traffic such as cell streams in an ATM communication network frequently contain data destined for multiple output ports having different transmission data rates. In order to accurately schedule such traffic a clocking signal unique to each output dat... | 10/06/1998 |
| 5781532 | Data link interface for packet-switched network A router for sending and receiving data over a virtual connection in a packet-switched network, such as a frame relay network, includes a device for detecting congestion in received data packets, and a device for adjusting the transmission rate of packets... | 07/14/1998 |
| 5778003 | Loop-back detection using out-of-band signalling A method is described for detecting a loopback condition in a trunk. A predetermined bit pattern is inserted in an outgoing channel, and a corresponding incoming channel is continually monitored to detect the presence of the predetermined bit pattern. In ... | 07/07/1998 |
| 5728229 | Test probe cleaner A test probe cleaning apparatus for a test probe fixture having a multitude of test probes protruding therefrom, comprises a pan for containing a cleaning fluid, an upstanding brush in the pan, and a carriage for holding an inverted test probe fixture. Th... | 03/17/1998 |
| 5563876 | Fast packet switch The invention provides a very fast distributed frame relay switch. Each switching element is tied to each other switching element using LAN like FDDI technology. Frame relay packets arrive into the switch via lower speed TDM based trunks and can either be... | 10/08/1996 |
| 5546378 | Fault tolerant FDDI wiring hub A wiring hub for interconnecting a plurality of switching units, includes a plurality of interface modules for connection to respective external switching units in a dual-attached connection, and a dual FDDI ring interconnecting the interface modules. The... | 08/13/1996 |
| 5539734 | Method of maintaining PVC status packetized communication system A method of managing an interface to an internal message pipe, such as an FDDI bus, comprises sending a status enquiry message to request the status of each PVC having a DLCI in a specified range, receiving a subset status message containing sequence exch... | 07/23/1996 |
| 5521909 | Frame relay management system A data transmission network includes a plurality of data processing devices for connection to local data sources. The data processing devices assemble data packets from the local sources into frame relay packets. A plurality of interconnected network node... | 05/28/1996 |
| 5521914 | Switched access to frame relay An arrangement is disclosed for providing switched access to a packet-based network. The arrangement comprises an ISDN switch connected to terminal units via ISDN links, a frame relay switch, and a TDM trunk connecting the frame relay switch to the ISDN s... | 05/28/1996 |
| 5351239 | Digital data transmission system A method is disclosed for transmitting super-rate data signals having a bit-rate higher than a predetermined bit-rate through a digital data transmission system normally providing channels having the predetermined bit-rate. The channels are subject to dif... | 09/27/1994 |
