IP Library › Granted Patent US 6,811,109
Granted Patent Utility
US 6,811,109 · App. 10/420,252

Retainer for power-return tape measure spring

Inventors: William C. Blackman, Edgar T. Gilliam
Patented Case View Patent ↗
Granted: Nov 2, 2004 Filed: Apr 22, 2003
Inventors
William C. Blackman
Edgar T. Gilliam
Assignee (at issue)
Cooper Brands, Inc.

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Quick Facts
Patent No.
US 6,811,109
App. No.
10/420,252
Filed
2003-04-22
Granted
2004-11-02
Kind
B1