Patent Application
Utility
App. No. 09/855,311
· Confirmation No. 9474
FILTRATION AND PURIFICATION SYSTEM FOR PH NEUTRAL SOLUTIONS
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-05-14 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-05-14 | SPEC |
Specification | 16 | View | |
| 2001-05-14 | CLM |
Claims | 3 | View | |
| 2001-05-14 | ABST |
Abstract | 1 | View | |
| 2001-05-14 | DRW |
Drawings-only black and white line drawings | 2 | View | |
| 2001-05-14 | OATH |
Oath or Declaration filed | 7 | View |
Inventors
Bipin S. Parekh
Chelmsford, MA
Anthony J. DiLeo
Westford, MA
Edward Deane
Newton Junction, NH
Ronald L. Bruening
Springville, UT
Attorneys & Agents of Record
Classification
USPC
210/638
Prosecution
- Examiner
- DRODGE, JOSEPH W
- Art Unit
- 1723
- Customer No.
- 21005
- Docket No.
- 0046.1064-001
- Confirmation No.
- 9474
Publication
- Pub. No.
- US20010042715A1
- Pub. Date
- 2001-11-22
Patent Term Adjustment
-51days
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-04-11
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Quick Facts
- App. No.
- 09/855,311
- Filed
- 2001-05-14
- Granted
- 2002-09-10
- Pub. No.
- US20010042715A1
- Examiner
- DRODGE, JOSEPH W
- Art Unit
- 1723
- PTA
- -51 days
External Links