US3028458A
Expired / Lapsed
US
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Assignee: Controls Company of America
•
Filing: 1959-06-24
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Granted: 1962-04-03
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Expires: 1979-06-24
Abstract
No abstract record available.
Inventors
- 👤 Donald M Strathearn
- 👤 James M Thornbery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:07
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/10; H01H43/101; H01H43/102; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/1518; Y10T74/1523
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2204532A
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US2469341A
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US2917933A
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US2619557A
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US2788850A
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US2782271A
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US2717286A
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US2758166A
Cited
US2703347A
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US2877317A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-02 | 1965-10-02 | 1966-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-02 | 1969-10-02 | 1970-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-02 | 1973-10-02 | 1974-04-03 | $7700.00 | Window Closed / Lapsed |