US2946871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiposition switch
Assignee: Allen Bradley Co LLC
•
Filing: 1957-12-12
•
Granted: 1960-07-26
•
Expires: 1977-12-12
Abstract
No abstract record available.
Inventors
- 👤 Smidt Woodrow A De
- 👤 Cedric E Zarwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:04
CPC Classifications
H; H01; H01H; H01H19/00; H01H19/54; H01H19/56; H01H19/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2172684A
Cited
US1530847A
Cited
US1657688A
Cited
US2020913A
Cited
US2182715A
Cited
GB582561A
Cited
GB582687A
Cited
US2620672A
Cited
US2629796A
Cited
US2766405A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |