Granted Patent
Utility
US 6,454,421
· Confirmation No. 5329
DUAL AXIS MICRO-MACHINED MIRROR DEVICE
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⬇ PDF
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-09-24 | TRNA |
Transmittal of New Application | 4 | View | |
| 2001-09-24 | DRW |
Drawings-only black and white line drawings | 26 | View | |
| 2001-06-01 | TRNA |
Transmittal of New Application | 2 | View | |
| 2001-06-01 | SPEC |
Specification | 35 | View | |
| 2001-06-01 | CLM |
Claims | 6 | View | |
| 2001-06-01 | ABST |
Abstract | 1 | View | |
| 2001-06-01 | DRW |
Drawings-only black and white line drawings | 26 | View |
Inventors
Duli Yu
Sugar Land, TX
Lianzhong Yu
Redmond, WA
Howard Goldberg
Sugar Land, TX
Martin Schmidt
Reading, MA
Attorneys & Agents of Record
Classification
USPC
359/872
Prosecution
- Examiner
- ROBINSON, MARK A
- Art Unit
- 2872
- Customer No.
- 29086
- Docket No.
- IO-1003-CIP
- Confirmation No.
- 5329
Publication
- Pub. No.
- US20020012180A1
- Pub. Date
- 2002-01-31
Patent Term Adjustment
-159days
from
GX TECHNOLOGY CORPORATION,
I/O MARINE SYSTEMS, INC.,
ION EXPLORATION PRODUCTS (U.S.A.), INC.,
ION GEOPHYSICAL CORPORATION
SECURITY AGREEMENT
Recorded 2014-11-04
from
GX TECHNOLOGY CORPORATION,
I/O MARINE SYSTEMS, INC.,
ION EXPLORATION PRODUCTS (U.S.A.), INC.,
ION GEOPHYSICAL CORPORATION
SECURITY AGREEMENT
Recorded 2014-08-22
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-09-04
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Quick Facts
- Patent No.
- US 6,454,421
- App. No.
- 09/873,054
- Filed
- 2001-06-01
- Granted
- 2002-09-24
- Pub. No.
- US20020012180A1
- Examiner
- ROBINSON, MARK A
- Art Unit
- 2872
- PTA
- -159 days
External Links