US2804027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semi-permanent pullman covers for baking ovens and automatic lifting means therefor
Assignee: Individual
•
Filing: 1953-06-16
•
Granted: 1957-08-27
•
Expires: 1973-06-16
Abstract
No abstract record available.
Inventors
- 👤 Hecht Armand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:44
CPC Classifications
A; A21; A21B; A21B1/00; A21B1/42; A21B1/46; A21B3/00; A21B3/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-26 | 1961-02-25 | 1961-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-26 | 1965-02-25 | 1965-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-26 | 1969-02-25 | 1969-08-27 | $7700.00 | Window Closed / Lapsed |