Patent Application
Utility
App. No. 09/939,419
· Confirmation No. 4207
METHOD OF REMOVING LEAD FROM WATER USING A HIGH MOLECULAR WEIGHT CATIONIC DISPERSION POLYMER
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2005-09-12 | EBCC.AD |
Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update | 1 | View | |
| 2003-08-07 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2001-08-24 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-08-24 | SPEC |
Specification | 12 | View | |
| 2001-08-24 | CLM |
Claims | 2 | View | |
| 2001-08-24 | ABST |
Abstract | 1 | View | |
| 2001-08-24 | OATH |
Oath or Declaration filed | 4 | View |
Inventors
Attorneys & Agents of Record
Classification
USPC
210/725
Prosecution
- Examiner
- HRUSKOCI, PETER A
- Art Unit
- 1724
- Customer No.
- 49459
- Docket No.
- 7554
- Confirmation No.
- 4207
Patent Term Adjustment
-97days
No related applications found.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2017-02-28
SECURITY AGREEMENT
Recorded 2009-05-18
from
NALCO COMPANY
GRANT OF SECURITY INTEREST
Recorded 2003-12-08
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-01-16
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Quick Facts
- App. No.
- 09/939,419
- Filed
- 2001-08-24
- Granted
- 2003-09-30
- Examiner
- HRUSKOCI, PETER A
- Art Unit
- 1724
- PTA
- -97 days
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