Granted Patent
Utility
US 6,721,055
· Confirmation No. 1216
PARTICLE DISPERSION DETERMINATOR
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2004-01-30 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-12-22 | LET. |
Miscellaneous Incoming Letter | 1 | View | |
| 2003-12-22 | DRW |
Drawings-only black and white line drawings | 4 | View | |
| 2001-12-14 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-12-14 | ADS |
Application Data Sheet | 3 | View | |
| 2001-12-14 | SPEC |
Specification | 19 | View | |
| 2001-12-14 | CLM |
Claims | 6 | View | |
| 2001-12-14 | ABST |
Abstract | 1 | View | |
| 2001-12-14 | DRW |
Drawings-only black and white line drawings | 3 | View | |
| 2001-12-14 | OATH |
Oath or Declaration filed | 3 | View |
Inventors
James Henry Hatfield
Husthwaite, UNITED KINGDOM
Peter Barry Howard
Yarm, UNITED KINGDOM
Edmund John Lawson
Stockton-on-Tees, UNITED KINGDOM
Alastair Orr Mackenzie
Darlington, UNITED KINGDOM
Attorneys & Agents of Record
Classification
USPC
356/445
G01N15/0255
G01N15/0227
Prosecution
- Examiner
- PUNNOOSE, ROY M
- Art Unit
- 2877
- Docket No.
- 50467-C1
- Confirmation No.
- 1216
Foreign Priority
9717658.0
·
1997-08-21
·
UNITED KINGDOM
Publication
- Pub. No.
- US20020067485A1
- Pub. Date
- 2002-06-06
Patent Term Adjustment
-113days
SECURITY INTEREST
Recorded 2003-08-21
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-02-11
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Quick Facts
- Patent No.
- US 6,721,055
- App. No.
- 10/020,789
- Filed
- 2001-12-14
- Granted
- 2004-04-13
- Pub. No.
- US20020067485A1
- Examiner
- PUNNOOSE, ROY M
- Art Unit
- 2877
- PTA
- -113 days
External Links