Patent Application
Utility
Small
App. No. 09/839,595
· Confirmation No. 1497
DIGITAL MODULATION FOR A GAS-FIRED HEATER
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2015-02-24 | IMIS |
Miscellaneous Internal Document | 1 | View | |
| 2001-04-20 | TRNA |
Transmittal of New Application | 4 | View | |
| 2001-04-20 | SPEC |
Specification | 26 | View | |
| 2001-04-20 | CLM |
Claims | 7 | View | |
| 2001-04-20 | ABST |
Abstract | 1 | View | |
| 2001-04-20 | DRW |
Drawings-only black and white line drawings | 10 | View |
Inventors
Steven Casey
Arlington, MA
John Bowman
Lancaster, MA
Attorneys & Agents of Record
Classification
USPC
236/1E
F23N1/002
F23N2227/10
F23N2223/08
F23N2225/12
F23N2223/22
F23N2241/02
F23N2237/02
F23N5/022
F23N5/24
Prosecution
- Examiner
- WAYNER, WILLIAM E
- Art Unit
- 3744
- Customer No.
- 42419
- Docket No.
- GRI-01-001
- Confirmation No.
- 1497
Publication
- Pub. No.
- US20020155404A1
- Pub. Date
- 2002-10-24
Patent Term Adjustment
-137days
No related applications found.
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2006-01-17
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-08-13
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-08-13
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Quick Facts
- App. No.
- 09/839,595
- Filed
- 2001-04-20
- Granted
- 2004-03-16
- Pub. No.
- US20020155404A1
- Examiner
- WAYNER, WILLIAM E
- Art Unit
- 3744
- PTA
- -137 days
External Links