Granted Patent
Utility
US 6,595,240
· Confirmation No. 7977
CREEP RESISTANT VALVE
Inventors
John Leys
Victoria, MN
Michael Stein
Eden Prairie, MN
Attorneys & Agents of Record
Classification
USPC
137/625.5
Prosecution
- Examiner
- FOX, JOHN C
- Art Unit
- 3753
- Customer No.
- 24113
- Docket No.
- 2267.486US02
- Confirmation No.
- 7977
Publication
- Pub. No.
- US20020066488A1
- Pub. Date
- 2002-06-06
Patent Term Adjustment
-90days
ENTEGRIS, INC.,
POCO GRAPHITE, INC.,
ATMI, INC.,
ATMI PACKAGING, INC.,
ADVANCED TECHNOLOGY MATERIALS, INC.
RELEASE OF SECURITY INTEREST
Recorded 2018-11-08
ENTEGRIS, INC.,
POCO GRAPHITE, INC.,
ATMI, INC.,
ATMI PACKAGING, INC.,
ADVANCED TECHNOLOGY MATERIALS, INC.
RELEASE OF SECURITY INTEREST
Recorded 2018-11-08
from
ADVANCED TECHNOLOGY MATERIALS, INC.,
ATMI PACKAGING, INC.,
ATMI, INC.,
ENTEGRIS, INC.,
POCO GRAPHITE, INC.
SECURITY INTEREST
Recorded 2014-05-02
from
ADVANCED TECHNOLOGY MATERIALS, INC.,
ATMI PACKAGING, INC.,
ATMI, INC.,
ENTEGRIS, INC.,
POCO GRAPHITE, INC.
SECURITY INTEREST
Recorded 2014-05-01
RELEASE OF SECURITY INTEREST
Recorded 2011-08-17
from
ENTEGRIS, INC.
SECURITY AGREEMENT
Recorded 2009-03-09
MERGER
Recorded 2009-02-10
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-03-25
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Quick Facts
- Patent No.
- US 6,595,240
- App. No.
- 09/928,541
- Filed
- 2001-08-13
- Granted
- 2003-07-22
- Pub. No.
- US20020066488A1
- Examiner
- FOX, JOHN C
- Art Unit
- 3753
- PTA
- -90 days
External Links