Patent US5532484A successfully refreshed from Google Patents.
Patent US2912972A successfully refreshed from Google Patents.
US2912972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auto-picnic table grill
Assignee: Individual
•
Filing: 1957-01-25
•
Granted: 1959-11-17
•
Expires: 1977-01-25
Abstract
No abstract record available.
Inventors
- 👤 George W Leyen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:43
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/07; A47J37/0786
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US587101A
Cited
US648860A
Cited
US838421A
Cited
GB190823610A
Cited
US1108692A
Cited
US1187664A
Cited
US1224267A
Cited
US1477831A
Cited
US1879372A
Cited
US1890743A
Cited
US2106538A
Cited
US2292377A
Cited
US2376640A
Cited
US2469885A
Cited
US2545005A
Cited
US2667392A
Cited
US2672988A
Cited
US2780215A
Cited
US2797814A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-16 | 1963-05-18 | 1963-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-16 | 1967-05-18 | 1967-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-16 | 1971-05-18 | 1971-11-17 | $7700.00 | Window Closed / Lapsed |