US1378080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically-heated bake-oven
Assignee: WESTINGHOUSE ELECTRIC PRODUCTS
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Filing: 1920-09-24
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Granted: 1921-05-17
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Expires: 1940-09-24
Abstract
No abstract record available.
Inventors
- 👤 James C Woodson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:40
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/04; A47J37/042; A21; A21B; A21B1/00; A21B1/02; A21B1/06; A21B1/22; A21B1/42; A21B1/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1924-05-16 | 1924-11-15 | 1925-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-05-16 | 1928-11-15 | 1929-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-05-16 | 1932-11-15 | 1933-05-17 | $7700.00 | Window Closed / Lapsed |