U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Patent No. 6637447

Beerbrella

A small umbrella which may be removably attached to a beverage container in order to shade the beverage container from the direct rays of the sun.

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Class 250/222.1 - Inanimate article


Subclass of Class 250 - Radiant energy
Definition: Subject matter in which the object is an inanimate article.
No. of patents: 530
Last issue date: 02/07/2012


                    14  
NumberTitleIssue Date
4001581Device for detecting a moving object
A device for detecting the presence of a moving object, especially in a rotary camera, copier or printer, comprises transport rolls for the object. A pair of reflector members are disposed in opposed relationship so as to define an object transport passag...
01/04/1977
3993407Polysensory mobility aid
A polysensory mobility aid comprising first and second signal generating means which produce audio frequency signals, respectively, these signals being coupled to two electrically operable stimulating devices which provide both tactile and auditory stimul...
11/23/1976
3974377Solid state seed sensor
The embodiment of the invention disclosed herein is directed to a solid state seed sensor which includes a light-emitting diode for directing a quantity of light to a pair of photoresponsive transistors. The light-emitting diode and photoresponsive transi...
08/10/1976
3945730Arrangement for measuring, checking and control of the position of chosen points of objects with respect to an optical aiming line
Arrangement for measuring, checking and control of the position of chosen points of objects with respect to an optical aiming line, which optical aiming line is determined as a connecting line between the center of an optical system of a transmitter of a ...
03/23/1976
3942900Quality control monitor for medicinal capsule packaging apparatus
Medicinal capsules which are secured by machine to a backing strip are photoelectrically inspected by multiple pairs of light sources and detectors specially arranged so as to permit the simultaneous inspection of a number of closely spaced capsules arran...
03/09/1976
3941379Pin rope control
A pin rope control device, in which the pulley provided for the rope is completely free to rotate at all times without any mechanical engagement of the pulley at any time. Remote movement sensing devices are provided along side the pulley, which detect mo...
03/02/1976
3942000Method and apparatus for positioning railway machines
This is concerned with a method and apparatus for sensing and/or finding objects along railway track, for example a tie, so that work may be done in relation thereto. More specifically, the subject matter is concerned with a method and apparatus for findi...
03/02/1976
3932763Detector for tubular transparent article
A detector for tubular transparent articles employs a light beam directed across an opening in a housing, along a path offset from a diameter of that opening. When a tubular article is present in the opening, the light is glazingly deflected by a curved s...
01/13/1976
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