US2539423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reel-type oven for baking
Assignee: Individual
•
Filing: 1946-04-19
•
Granted: 1951-01-30
•
Expires: 1966-04-19
Abstract
No abstract record available.
Inventors
- 👤 Styles T Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:09
CPC Classifications
A; A21; A21B; A21B1/00; A21B1/42; A21B1/46; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86445; Y10T137/86461
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2041930A
Cited
US775913A
Cited
US799746A
Cited
US1483167A
Cited
US1672954A
Cited
US1726520A
Cited
US1838395A
Cited
US1943053A
Cited
US2040328A
Cited
US2062070A
Cited
US2164954A
Cited
US2212868A
Cited
US2145482A
Cited
US2219636A
Cited
US2252154A
Cited
US2250919A
Cited
US2385919A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-29 | 1954-07-31 | 1955-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-29 | 1958-07-31 | 1959-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-29 | 1962-07-31 | 1963-01-30 | $7700.00 | Window Closed / Lapsed |