US2896057A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature control device
Assignee: Statham Instruments Inc
•
Filing: 1956-10-29
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Granted: 1959-07-21
•
Expires: 1976-10-29
Abstract
No abstract record available.
Inventors
- 👤 Earl W Grant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:48
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/20; G05D23/24; G05D23/2451; G05D23/2456
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2259711A
Cited
US2632885A
Cited
US2706764A
Cited
US2706765A
Cited
US2767296A
Cited
US2809241A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-20 | 1963-01-19 | 1963-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-20 | 1967-01-19 | 1967-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-20 | 1971-01-19 | 1971-07-21 | $7700.00 | Window Closed / Lapsed |