US2918560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination oven and heating unit
Assignee: Vibrantz Corp
•
Filing: 1956-08-10
•
Granted: 1959-12-22
•
Expires: 1976-08-10
Abstract
No abstract record available.
Inventors
- 👤 Marvin A Kruse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:17
CPC Classifications
F; F24; F24C; F24C7/00; F24C7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1688853A
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US1094771A
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GB120108A
Cited
US1564086A
Cited
US1637435A
Cited
US2431607A
Cited
GB636432A
Cited
US2624908A
Cited
US2824944A
Cited
US2828403A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |