US3374338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grounded heating mantle
Assignee: Templeton Coal Co
•
Filing: 1965-09-29
•
Granted: 1968-03-19
•
Expires: 1985-09-29
Abstract
No abstract record available.
Inventors
- 👤 Glen H Morey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:17
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/58; H01R4/64; H05; H05B; H05B3/00; H05B3/20; H05B3/34; H05B3/342; H05B2203/00; H05B2203/014; H05B2203/016; H05B2203/017
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1761829A
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US2028889A
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US2252423A
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US2231506A
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US2482665A
Cited
US2565443A
Cited
GB713684A
Cited
GB765709A
Cited
US2845519A
Cited
US2971073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |