US2844670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary cam switches
Assignee: MORRIS MICHAEL MARKS
•
Filing: 1953-12-30
•
Granted: 1958-07-22
•
Expires: 1973-12-30
Abstract
No abstract record available.
Inventors
- 👤 Witte Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:42
CPC Classifications
H; H01; H01H; H01H19/00; H01H19/54; H01H19/60; H01H19/62; H01H19/623
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1049636A
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US1183196A
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US1302474A
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US1280566A
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US1735706A
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US1856832A
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US2338305A
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US2386760A
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US2454882A
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US2712763A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |