Granted Patent
Utility
US 6,467,500
· Confirmation No. 2064
BALL VALVE LOCKING DEVICE
Inventor:
Semyon Fridlyand
Inventors
Semyon Fridlyand
Thornhill, CANADA
Attorneys & Agents of Record
Classification
USPC
137/385
Prosecution
- Examiner
- CHAMBERS, A MICHAEL
- Art Unit
- 3753
- Customer No.
- 6980
- Docket No.
- 84358 WWT
- Confirmation No.
- 2064
Foreign Priority
2,306,332
·
2000-04-19
·
CANADA
Publication
- Pub. No.
- US20010032673A1
- Pub. Date
- 2001-10-25
Patent Term Adjustment
-85days
No related applications found.
RELEASE OF SECURITY INTEREST
Recorded 2018-06-20
AFFIDAVIT REGARDING TERMINATION OF PATENT AND TRADEMARK SECURITY INTERESTS
Recorded 2015-03-27
SECURITY AGREEMENT
Recorded 2014-12-02
SECURITY INTEREST
Recorded 2014-12-01
from
MUELLER CO. LLC
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2014-05-20
RELEASE OF SECURITY INTEREST
Recorded 2010-08-26
TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENT RIGHTS (PREVIOUSLY RECORDED AT REEL 15487 FRAME 0070)
Recorded 2006-01-30
SECURITY INTEREST
Recorded 2005-10-06
SECURITY INTEREST
Recorded 2004-06-24
SECURITY INTEREST
Recorded 2004-06-21
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Quick Facts
- Patent No.
- US 6,467,500
- App. No.
- 09/814,106
- Filed
- 2001-03-22
- Granted
- 2002-10-22
- Pub. No.
- US20010032673A1
- Examiner
- CHAMBERS, A MICHAEL
- Art Unit
- 3753
- PTA
- -85 days
External Links