Patent US3327195A successfully refreshed from Google Patents.
US3040157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature control servo system
Assignee: North American Aviation Corp
•
Filing: 1959-09-30
•
Granted: 1962-06-19
•
Expires: 1979-09-30
Abstract
No abstract record available.
Inventors
- 👤 Russell E Hukee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:31
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/30; G05D23/1906; G05D23/1927; G05D23/1928; G05D23/20; G05D23/24
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2298192A
Cited
US2490965A
Cited
US2767296A
Cited
US2825811A
Cited
US2859402A
Cited
US2932714A
Cited
US2975260A
Cited
US2967924A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |