Granted Patent
Utility
Small
US 6,569,340
· Confirmation No. 4086
PURIFICATION OF BIOLOGICAL SUBSTANCES
Inventor:
Henry B. Kopf
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2014-11-24 | SES.LOSS |
Notification of loss of entitlement to small entity status | 1 | View | |
| 2014-11-24 | RFN.REQ |
Refund Request | 1 | View | |
| 2014-11-24 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2002-05-15 | TRNA |
Transmittal of New Application | 6 | View | |
| 2002-05-15 | DRW |
Drawings-only black and white line drawings | 7 | View | |
| 2002-05-15 | OATH |
Oath or Declaration filed | 2 | View | |
| 2002-03-27 | TRNA |
Transmittal of New Application | 2 | View | |
| 2002-03-27 | SPEC |
Specification | 33 | View | |
| 2002-03-27 | CLM |
Claims | 2 | View | |
| 2002-03-27 | ABST |
Abstract | 1 | View | |
| 2002-03-27 | DRW |
Drawings-only black and white line drawings | 7 | View | |
| 2002-03-27 | OATH |
Oath or Declaration filed | 2 | View | |
| 2002-03-27 | LET. |
Miscellaneous Incoming Letter | 1 | View |
Inventors
Henry B. Kopf
Cary, NC
Attorneys & Agents of Record
Classification
USPC
210/198.2
C12M47/04
B01D15/1871
B01D15/361
B01D15/3804
C07K1/18
C07K1/22
C07K1/34
C07K1/36
C12M47/12
Prosecution
- Examiner
- THERKORN, ERNEST G
- Art Unit
- 1723
- Customer No.
- 23448
- Docket No.
- 2780-195 CON DIV
- Confirmation No.
- 4086
Publication
- Pub. No.
- US20020170859A1
- Pub. Date
- 2002-11-21
Patent Term Adjustment
0days
Parent
is a Division of
→
App. 09/707,203
· US 6,596,172
Filed 2000-11-06
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent
is a Division of
→
App. 09/255,186
· US 6,214,221
Filed 1999-02-22
· Patented Case
Child
is a Continuation in-part of
→
App. 10/444,272
· US 6,946,075
Filed 2003-05-23
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
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Quick Facts
- Patent No.
- US 6,569,340
- App. No.
- 10/109,148
- Filed
- 2002-03-27
- Granted
- 2003-05-27
- Pub. No.
- US20020170859A1
- Examiner
- THERKORN, ERNEST G
- Art Unit
- 1723
- PTA
- 0 days
External Links