US2976345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated electric terminal
Assignee: Whitso Inc
•
Filing: 1957-10-31
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Granted: 1961-03-21
•
Expires: 1977-10-31
Abstract
No abstract record available.
Inventors
- 👤 John B Whitted
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:43
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/40; H01R13/405; H01R13/41; H01B; H01B17/00; H01B17/56; H01B17/58; H01R9/00; H01R9/16; Y; Y10; Y10S; Y10S411/00; Y10S411/913; Y10S411/955; Y10S411/965; Y10S411/97; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49876
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE20381C
Cited
US121060A
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US1141598A
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US793737A
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US2433911A
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US2542144A
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GB641917A
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GB667393A
Cited
US2820209A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |