US2980784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Illuminated push button switch
Assignee: TRINE Manufacturing CORP
•
Filing: 1958-08-15
•
Granted: 1961-04-18
•
Expires: 1978-08-15
Abstract
No abstract record available.
Inventors
- 👤 Howard C Gohs
- 👤 Lorimer P Brooks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:21
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/16; H01H9/161; H01H9/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1686506A
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US1842524A
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US2673914A
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US2863028A
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US2823271A
Cited
US2802082A
Cited
US2914705A
Cited
US2916673A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |