Granted Patent
Utility
US 6,646,016
· Confirmation No. 8947
AROMATIC ALDEHYDE RESINS AND THEIR USE AS EMULSION BREAKERS
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-08-05 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2002-05-14 | TRNA |
Transmittal of New Application | 4 | View | |
| 2002-05-14 | A.PE |
Preliminary Amendment | 9 | View | |
| 2002-05-14 | SPEC |
Specification | 19 | View | |
| 2002-05-14 | CLM |
Claims | 5 | View | |
| 2002-05-14 | ABST |
Abstract | 2 | View | |
| 2002-05-14 | OATH |
Oath or Declaration filed | 4 | View | |
| 2002-05-14 | LET. |
Miscellaneous Incoming Letter | 1 | View |
Inventors
Frank Holtrup
Burgkirchen, GERMANY
Elisabeth Wasmund
Burgkirchen, GERMANY
Wolfram Baumgartner
Altotting, GERMANY
Michael Feustel
Kongernheim, GERMANY
Attorneys & Agents of Record
Classification
USPC
516/168
C10G33/04
C08G8/16
C08G8/18
C08G8/36
C08G10/04
Prosecution
- Examiner
- METZMAIER, DANIEL S
- Art Unit
- 1712
- Customer No.
- 25255
- Docket No.
- 1999DE412/D
- Confirmation No.
- 8947
Foreign Priority
19916946.2
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1999-04-15
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GERMANY
Publication
- Pub. No.
- US20020156136A1
- Pub. Date
- 2002-10-24
Patent Term Adjustment
0days
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2003-08-05
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Quick Facts
- Patent No.
- US 6,646,016
- App. No.
- 10/144,951
- Filed
- 2002-05-14
- Granted
- 2003-11-11
- Pub. No.
- US20020156136A1
- Examiner
- METZMAIER, DANIEL S
- Art Unit
- 1712
- PTA
- 0 days
External Links