IP Library Assignment 022233/0313
Patent Assignment
Reel/Frame 022233/0313

Assignment of Assignor's Interest

Recorded: 2009-02-10 Pages: 5
Assignors
SILVERMAN, DAVID
Executed: 2009-02-05
SILVERMAN, MICHAEL
Executed: 2009-02-05
PFEIFFER, ANTON D.
Executed: 2009-01-17
Assignee
GENERAL WIRE SPRING COMPANY
1101 THOMPSON AVENUE, MCKEES ROCKS, PENNSYLVANIA, 15136
Covered Property (1)
Drain Cleaning Apparatus with Restricted Reverse Function
Patent: 7,935,192 →
Application: 12/329,777 →
Publication: US 2010/0139696