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

Icon_funbox Did You Know...

...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!

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Class 411/6 - Resilient connection


Subclass of Class 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
Definition: Subject matter wherein a yieldable connection is provided
No. of applications: 2
Last issue date: 07/07/2011


Application No.Application TitleIssue Date
20110164940IMPROVED SELF-LOCKING NUT
The invention relates to a self-locking nut (1) having an upper threaded collar (3) provided with longitudinal slots (7), being V or U shaped, also with sharp edge, defining in the collar a plurality of circular arc segments (9) compressed by...
07/07/2011
20090257820FASTENER
A fastener for fastening a heat sink to a printed circuit board via a back plate comprises a head and a shaft extending from the head. The shaft comprises a first and second engaging portions and a connecting portion therebetween. The first and second engaging portions ...
10/15/2009
 
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