Patent Application
Utility
PCT National Stage
App. No. 09/762,322
· Confirmation No. 3676
CROSS-FLOW FILTER CARTRIDGE
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-02-01 | LET. |
Miscellaneous Incoming Letter | 25 | View |
Inventors
Ulrich Grummert
Gottingen, GERMANY
Hans Weddo-Schmidt
Hardegsen, GERMANY
Attorneys & Agents of Record
Classification
USPC
210/321.84
Prosecution
- Examiner
- KIM, SUN U
- Art Unit
- 1723
- Docket No.
- 3568.058
- Confirmation No.
- 3676
Foreign Priority
198 27 473.4
·
1998-06-19
·
GERMANY
Patent Term Adjustment
0days
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Quick Facts
- App. No.
- 09/762,322
- Filed
- 2001-02-01
- Granted
- 2002-04-09
- Examiner
- KIM, SUN U
- Art Unit
- 1723
- PTA
- 0 days
External Links