US2996594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molded electric heater and method of making same
Assignee: TUTTLE ELECTRIC PRODUCTS Inc
•
Filing: 1956-05-18
•
Granted: 1961-08-15
•
Expires: 1976-05-18
Abstract
No abstract record available.
Inventors
- 👤 Daniel V Tuttle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:26
CPC Classifications
A; A47; A47K; A47K10/00; A47K10/04; A47K10/06; D; D06; D06F; D06F58/00; D06F58/20; D06F58/26; H; H05; H05B; H05B3/00; H05B3/10; H05B3/16; H05B3/40; H05B3/42; H05B3/46
Claims Analysis
Total Claims: 0
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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) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |