US2872555A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature responsive control device
Assignee: Robertshaw Controls Co
•
Filing: 1956-10-15
•
Granted: 1959-02-03
•
Expires: 1976-10-15
Abstract
No abstract record available.
Inventors
- 👤 Arnold A Winslow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:51
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0208
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2288510A
Cited
US2303012A
Cited
US2487946A
Cited
US2699487A
Cited
US2715176A
Cited
US2678379A
Cited
US2820129A
Cited
US2786930A
Cited
US2813963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |