Patent US3026602A successfully refreshed from Google Patents.
US2949869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tunnel baking oven
Assignee: Konink Verkade Fabrieken N V
•
Filing: 1956-06-19
•
Granted: 1960-08-23
•
Expires: 1976-06-19
Abstract
No abstract record available.
Inventors
- 👤 Frederik H Leeuwrik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:49
CPC Classifications
A; A21; A21B; A21B1/00; A21B1/42; A21B1/48; Y; Y10; Y10S; Y10S165/00; Y10S165/904
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1963-08-23 | 1964-02-22 | 1964-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-23 | 1968-02-22 | 1968-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-23 | 1972-02-22 | 1972-08-23 | $7700.00 | Window Closed / Lapsed |