US3437776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dielectric heating device and rf control coils therefor
Assignee: Motors Liquidation Co
•
Filing: 1967-04-13
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Granted: 1969-04-08
•
Expires: 1987-04-13
Abstract
No abstract record available.
Inventors
- 👤 Marvin G Schaeffer
- 👤 William A Hays
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:37
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/04; B29C66/00; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81427; B29C66/816; B29C66/8161; B29C66/83; B29C66/832; B29C66/8322; H; H05; H05B; H05B6/00; H05B6/64; H05B6/78; B29C59/00; B29C59/02; B29C66/70; B29C66/71; B29C66/82; B29C66/824; B29C66/8242; B29C66/84; B29C66/843
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1231875A
Cited
US1904241A
Cited
US1810499A
Cited
FR1151084A
Cited
US2892915A
Cited
US2948929A
Cited
US3053960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |