Granted Patent
Utility
US 6,524,481
· Confirmation No. 9536
APPARATUS AND METHOD FOR CLEANING MEMBRANE FILTRATION MODULES
Inventors
Fufang Zha
Westmead, AUSTRALIA
Edward John Jordan
Overland Park, KS
Classification
USPC
210/636
Prosecution
- Examiner
- DRODGE, JOSEPH W
- Art Unit
- 1723
- Docket No.
- USFMCR.114C1
- Confirmation No.
- 9536
Foreign Priority
PP 6217
·
1998-09-25
·
AUSTRALIA
PP 6218
·
1998-09-25
·
AUSTRALIA
PQ 1112
·
1999-06-21
·
AUSTRALIA
Publication
- Pub. No.
- US20010047962A1
- Pub. Date
- 2001-12-06
Patent Term Adjustment
-158days
Parent
PCT
is a Continuation of
→
PCT/AU1999/000817
Filed 1999-09-24
· Patented Case
Child
is a Continuation of
→
App. 10/822,036
· US 6,841,070
Filed 2004-04-08
· Patented Case
Child
is a Continuation of
→
App. 10/303,447
· US 6,641,733
Filed 2002-11-21
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child
is a Continuation of
→
App. 10/428,601
· US 6,821,420
Filed 2003-05-01
· Patented Case
Child
is a Continuation of
→
App. 11/025,418
Filed 2004-12-28
· Abandoned -- Failure to Respond to an Office Action
RELEASE OF SECURITY INTEREST (REEL/FRAME 032126/0487)
Recorded 2021-04-06
RELEASE OF SECURITY INTEREST (REEL/FRAME 032126/0430)
Recorded 2021-04-06
CHANGE OF NAME
Recorded 2014-02-07
from
SIEMENS TREATED WATER OUTSOURCING CORP.,
SIEMENS WATER TECHNOLOGIES LLC,
WTG HOLDINGS II CORP.,
WTG HOLDINGS III CORP.
INTELLECTUAL PROPERTY SECURITY AGREEMENT (SECOND LIEN)
Recorded 2014-01-24
from
SIEMENS TREATED WATER OUTSOURCING CORP.,
SIEMENS WATER TECHNOLOGIES LLC,
WTG HOLDINGS II CORP.,
WTG HOLDINGS III CORP.
INTELLECTUAL PROPERTY SECURITY AGREEMENT (FIRST LIEN)
Recorded 2014-01-24
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2014-01-01
MERGER
Recorded 2011-04-11
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2003-08-28
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-07-09
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Quick Facts
- Patent No.
- US 6,524,481
- App. No.
- 09/815,966
- Filed
- 2001-03-23
- Granted
- 2003-02-25
- Pub. No.
- US20010047962A1
- Examiner
- DRODGE, JOSEPH W
- Art Unit
- 1723
- PTA
- -158 days
External Links