US2490035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanism for reciprocating brush carriages of selector switches or the like
Assignee: International Standard Electric Corp
•
Filing: 1945-02-23
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Granted: 1949-12-06
•
Expires: 1965-02-23
Abstract
No abstract record available.
Inventors
- 👤 Deakin Gerald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:01
CPC Classifications
F; F16; F16H; F16H19/00; F16H19/02; F16H19/06; H; H01; H01H; H01H63/00; H01H63/16; H01H63/18; H01H63/22; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18152
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1472818A
Cited
US1611854A
Cited
US1774356A
Cited
US2073087A
Cited
US2123228A
Cited
US2197501A
Cited
US2240039A
Cited
US2330812A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-05 | 1953-06-06 | 1953-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-05 | 1957-06-06 | 1957-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-05 | 1961-06-06 | 1961-12-06 | $7700.00 | Window Closed / Lapsed |