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