Patent US3529109A successfully refreshed from Google Patents.
US3529109A
Expired / Lapsed
US
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Multiple circuit control switch with guide stops for limiting the vertical travel of a springlike movable contact
Assignee: GTE Sylvania Inc
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Filing: 1968-03-12
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Granted: 1970-09-15
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Expires: 1988-03-12
Abstract
No abstract record available.
Inventors
- 👤 Donald John Cross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:10
CPC Classifications
H; H01; H01H; H01H23/00; H01H23/02; H01H23/12; H01H1/00; H01H1/12; H01H1/14; H01H1/24; H01H1/26; H01H1/20; H01H1/2025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1925612A
Cited
GB443430A
Cited
US2619569A
Cited
GB730387A
Cited
GB754455A
Cited
US3014106A
Cited
US2941047A
Cited
FR1322784A
Cited
US3178522A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |