US2771836A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corn popping machine
Assignee: Individual
•
Filing: 1951-03-31
•
Granted: 1956-11-27
•
Expires: 1971-03-31
Abstract
No abstract record available.
Inventors
- 👤 Lawrence C Denehie
- 👤 John F Shafer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:36
CPC Classifications
A; A23; A23L; A23L7/00; A23L7/10; A23L7/161; A23L7/174; A23L7/183; A23L7/187
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US533424A
Cited
US471920A
Cited
US792258A
Cited
US1132338A
Cited
US1224347A
Cited
US1169827A
Cited
US1436726A
Cited
US1402676A
Cited
US1497025A
Cited
US1492987A
Cited
US1489938A
Cited
US1586950A
Cited
US1785268A
Cited
US1795792A
Cited
US2027698A
Cited
US2034484A
Cited
US2134088A
Cited
US2241938A
Cited
US2189255A
Cited
US2216805A
Cited
US2381505A
Cited
US2386426A
Cited
US2316989A
Cited
US2435378A
Cited
US2555338A
Cited
US2556182A
Cited
US2682984A
Cited
US2614738A
Cited
US2674936A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-27 | 1960-05-28 | 1960-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-27 | 1964-05-28 | 1964-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-27 | 1968-05-28 | 1968-11-27 | $7700.00 | Window Closed / Lapsed |