Granted Patent
Utility
US 6,551,452
· Confirmation No. 9476
PROCESS FOR DIGESTING WOODCHIPS AND DIGESTER ADDITIVES
Inventors
George K. Wai
Mountain Lakes, NJ
Abdul Q. Khan
Jax, FL
Attorneys & Agents of Record
Classification
USPC
162/72
Prosecution
- Examiner
- HALPERN, MARK
- Art Unit
- 1731
- Docket No.
- 5637II
- Confirmation No.
- 9476
Publication
- Pub. No.
- US20020121348A1
- Pub. Date
- 2002-09-05
Patent Term Adjustment
-98days
RELEASE OF SECURITY INTEREST
Recorded 2021-11-10
INTELLECTUAL PROPERTY FIRST LIEN SECURITY AGREEMENT RELEASE
Recorded 2018-07-20
FIRST LIEN NOTICE AND CONFIRMATION OF GRANT OF SECURITY INTEREST IN PATENTS
Recorded 2018-07-20
SECOND LIEN NOTICE AND CONFIRMATION OF GRANT OF SECURITY INTEREST IN PATENTS
Recorded 2018-07-20
INTELLECTUAL PROPERTY SECOND LIEN SECURITY AGREEMENT RELEASE
Recorded 2018-07-20
NOTICE AND CONFIRMATION OF GRANT OF SECURITY INTEREST IN PATENTS (FIRST LIEN)
Recorded 2014-08-14
NOTICE AND CONFIRMATION OF GRANT OF SECURITY INTEREST IN PATENTS (SECOND LIEN)
Recorded 2014-08-14
U.S. ASSIGNMENT OF PATENTS
Recorded 2014-08-04
from
ASHLAND INC.
CORRECTIVE ASSIGNMENT TO CORRECT THE REMOVE PATENT NUMBER 6763859 PREVIOUSLY RECORDED ON REEL 016408 FRAME 0950. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Recorded 2014-05-09
ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC,
AQUALON COMPANY,
ISP INVESTMENTS INC.,
HERCULES INCORPORATED
RELEASE OF PATENT SECURITY AGREEMENT
Recorded 2013-03-18
from
AQUALON COMPANY,
ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC,
HERCULES INCORPORATED,
ISP INVESTMENT INC.
SECURITY AGREEMENT
Recorded 2011-09-16
ASHLAND, INC.,
ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC,
AQUALON COMPANY,
HERCULES INCORPORATED
RELEASE OF PATENT SECURITY AGREEMENT
Recorded 2011-09-15
SECURITY AGREEMENT
Recorded 2010-04-14
RELEASE OF SECURITY INTEREST
Recorded 2010-04-13
SECURITY AGREEMENT
Recorded 2008-12-03
from
ASHLAND INC.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2005-08-17
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Quick Facts
- Patent No.
- US 6,551,452
- App. No.
- 09/917,868
- Filed
- 2001-07-26
- Granted
- 2003-04-22
- Pub. No.
- US20020121348A1
- Examiner
- HALPERN, MARK
- Art Unit
- 1731
- PTA
- -98 days
External Links