Patent US1612120A successfully refreshed from Google Patents.
US3482922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid-state control system
Assignee: Honeywell Inc
•
Filing: 1968-05-23
•
Granted: 1969-12-09
•
Expires: 1988-05-23
Abstract
No abstract record available.
Inventors
- 👤 James C Blackett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:42
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/02; F23N5/08; F23N5/082; F23N5/022; F23N5/20; F23N5/203; F23N2227/00; F23N2227/28; F23N2227/30; F23N2229/00; F23N2233/00; F23N2233/06; F23N5/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2989117A
Cited
US3306339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |