IP Library › Granted Patent US 573,711
Granted Patent S1
US 573,711 · App. 29/277,550 · Granted Jul 22, 2008

Iris valve ring

View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 573,711
App. No.
29/277,550
Granted
Jul 22, 2008
Kind
S1
Claims (1)

The ornamental design for an iris valve ring, as shown and described.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 27, 2021
From: ETHICON LLC
To: CILAG GMBH INTERNATIONAL
Reel/Frame 056601/0339 →
CHANGE OF NAME Recorded Feb 28, 2017
From: ETHICON ENDO-SURGERY, LLC
To: ETHICON LLC
Reel/Frame 041825/0651 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 28, 2015
From: ETHICON ENDO-SURGERY, INC.
To: ETHICON ENDO-SURGERY, LLC
Reel/Frame 037161/0710 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 4, 2007
From: DREW, DANIEL W.
To: ETHICON ENDO-SURGERY, INC.
Reel/Frame 019923/0527 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 27, 2007
From: JOHNSON, GREGORY W.; CRONIN, MICHAEL D.; BECKMAN, ANDREW T.; WHITE, WILLIAM J.; BAXTER, CHESTER O., III
To: ETHICON ENDO-SURGERY, INC.
Reel/Frame 019223/0200 →