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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 116/113 - Shoal water


Subclass of Class 116 - Signals and indicators
Definition: Devices include systems based upon the varying depth of
No. of patents: 5
Last issue date: 01/23/2007


NumberTitleIssue Date
7167416Mechanical watch equipped with weekly cycle indicator
The invention relates to a watch comprising a movement arranged for driving hands displaying hours and minutes as well as a counting mechanism for driving an additional hand arranged to display the working time of the watch user, day after day, within a one week cyc...
01/23/2007
6380863Signal flag and signalling system for motor racing
Signal flags for use in motor racing which are shown or waved by section observers on racing courses and respectively consist of a colored flag cloth as well as a flag rod provided with a handle. On the flag rod of each flag at least one light emitting el...
04/30/2002
5854180Environmentally improved acid corrosion inhibitor
Corrosion is inhibited in hydrochloric acid solutions used to acidize wells, by adding to the solutions a corrosion inhibiting composition comprising cinnamaldehyde or a substituted cinnamaldehyde together with a reaction product of a C3-6 keto...
12/29/1998
5701833Method and apparatus for sewing cloth pieces in a series to continuous slide fastener chain
In a sewing station, a preceding cloth piece is sewn to a slide fastener chain from a leading end of the preceding cloth piece to a predetermined position short of a trailing end thereof, and the sewing is terminated when it reaches the predetermined posi...
12/30/1997
4873523Shallow water indicator for a boat
Disclosed is a shallow water detector (10) for a boat (12) comprising a main housing (16) positionable on the boat (12), a source of electrical energy (102), a signal device (36, 38), and an actuating switch assembly (108). The actuating switch assembly i...
10/10/1989
 
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