IP Library › Granted Patent US 637,697
Granted Patent S1
US 637,697 · App. 29/307,720 · Granted May 10, 2011

Stepped crimp ring

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Quick Facts
Patent No.
US 637,697
App. No.
29/307,720
Granted
May 10, 2011
Kind
S1
Claims (1)

The ornamental design for a stepped crimp ring, as shown and described.

Assignments (3)
MERGER AND CHANGE OF NAME Recorded Aug 5, 2015
From: ROSTRA TOOL COMPANY; BUCKINGHAM TOOL ACQUISITION CORPORATION
To: OETIKER TOOL CORPORATION
Reel/Frame 036259/0683 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 14, 2011
From: STEINER, RICHARD A.
To: ROSTRA TOOL COMPANY
Reel/Frame 025947/0144 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 7, 2008
From: STEINER, RICHARD A.
To: ROSTRA TOOL COMPANY
Reel/Frame 020969/0877 →