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 172/389 - Spring tooth implement


Subclass of Class 172 - Earth working
Definition: Apparatus in which the wheel substitute is associated with
No. of patents: 1
Last issue date: 02/01/1977


NumberTitleIssue Date
4005756Lightweight pasture harrow
A lightweight pasture harrow for breaking up and scattering piles of manure and like material in a pasture including a shaped wire mesh framework secured to a front crossbar which provides a tow bar for pulling the harrow across a field, or pasture. The w...
02/01/1977
 
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