Granted Patent
Utility
US 6,419,823
· Confirmation No. 2036
APPARATUS AND METHOD FOR SANITIZING AND CLEANING A FILTER SYSTEM
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-08-22 | TRNA |
Transmittal of New Application | 3 | View | |
| 2001-08-22 | SPEC |
Specification | 16 | View | |
| 2001-08-22 | CLM |
Claims | 2 | View | |
| 2001-08-22 | ABST |
Abstract | 1 | View | |
| 2001-08-22 | DRW |
Drawings-only black and white line drawings | 8 | View | |
| 2001-08-22 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
Attorneys & Agents of Record
Classification
USPC
210/181
Prosecution
- Examiner
- HOEY, BETSEY MORRISON
- Art Unit
- 1724
- Customer No.
- 23628
- Docket No.
- I0168/7069 PCL
- Confirmation No.
- 2036
Publication
- Pub. No.
- US20010052503A1
- Pub. Date
- 2001-12-20
Patent Term Adjustment
-9days
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
from
USFILTER CORPORATION
CHANGE OF NAME
Recorded 2007-06-03
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2004-09-08
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Quick Facts
- Patent No.
- US 6,419,823
- App. No.
- 09/935,381
- Filed
- 2001-08-22
- Granted
- 2002-07-16
- Pub. No.
- US20010052503A1
- Examiner
- HOEY, BETSEY MORRISON
- Art Unit
- 1724
- PTA
- -9 days
External Links