US3528099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking and release means in a switch assembly
Assignee: Robertshaw Controls Co
•
Filing: 1968-01-25
•
Granted: 1970-09-08
•
Expires: 1988-01-25
Abstract
No abstract record available.
Inventors
- 👤 Anthony A Di Pilla
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:45
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/16; H01H9/161; H01H9/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2904662A
Cited
US3090949A
Cited
US3197598A
Cited
US3249705A
Cited
US3274354A
Cited
US3267245A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |