Patent US3035394A successfully refreshed from Google Patents.
US3035394A
Expired / Lapsed
US
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Control switches for multi-unit binder
Assignee: AT&T Inc
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Filing: 1960-01-18
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Granted: 1962-05-22
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Expires: 1980-01-18
Abstract
No abstract record available.
Inventors
- 👤 Wahl Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:27
CPC Classifications
H; H01; H01B; H01B13/00; H01B13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2685626A
Cited
US2003353A
Cited
US2128476A
Cited
US2430893A
Cited
FR945710A
Cited
US2876615A
Cited
US2944378A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |