US3498210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable barbecue grill
Assignee: WILLIAM MICHAEL O TOOLE
•
Filing: 1968-06-03
•
Granted: 1970-03-03
•
Expires: 1988-06-03
Abstract
No abstract record available.
Inventors
- 👤 William Michael O'toole
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:29
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/07; A47J37/0763
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1423612A
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US1666293A
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US2173024A
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US2522223A
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US2597157A
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US2827846A
Cited
US2844139A
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US2977953A
Cited
US3094113A
Cited
US3162113A
Cited
US3395692A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |