US3546557A
Expired / Lapsed
US
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Assignee: France Scott Fetzer Co
•
Filing: 1967-05-09
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Granted: 1970-12-08
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Expires: 1987-05-09
Abstract
No abstract record available.
Inventors
- 👤 Joe Bowman
- 👤 Lowell Keith Baber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:35
CPC Classifications
G; G04; G04F; G04F3/00; G04F3/06; H; H01; H01H; H01H43/00; H01H43/10; H01H43/106; H01H2043/107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2343951A
Cited
US2656424A
Cited
US2662943A
Cited
US2776384A
Cited
US2832854A
Cited
US3160719A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |