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US3485966A
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Assignee: Switchcraft Inc
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Filing: 1968-10-02
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Granted: 1969-12-23
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Expires: 1988-10-02
Abstract
No abstract record available.
Inventors
- 👤 James R Bailey
- 👤 Kurt Lutzenberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:56
CPC Classifications
H; H01; H01H; H01H15/00; H01H15/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2528115A
Cited
US2710317A
Cited
US2725432A
Cited
US2882358A
Cited
US2919315A
Cited
US3345488A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |