US3493707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric switch operating means
Assignee: Cherry Corp
•
Filing: 1968-06-10
•
Granted: 1970-02-03
•
Expires: 1988-06-10
Abstract
No abstract record available.
Inventors
- 👤 Raymond G Castle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:46
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/02; H01H13/12; H01H13/14; H01H13/18; H01H13/186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2410899A
Cited
US2898428A
Cited
US3073923A
Cited
US3098904A
Cited
US3141075A
Cited
US3336458A
Cited
US3382339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |