US2720098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lighter mechanisms
Assignee: CHARLES W GLENN
•
Filing: 1953-10-01
•
Granted: 1955-10-11
•
Expires: 1973-10-01
Abstract
No abstract record available.
Inventors
- 👤 Willard F Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:01
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/16; F23Q2/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2536428A
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US2527359A
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US2635623A
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US2509744A
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US2571435A
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US2660042A
Cited
US2608081A
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US2594755A
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US2691882A
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US2686081A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-10 | 1959-04-11 | 1959-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-10 | 1963-04-11 | 1963-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-10 | 1967-04-11 | 1967-10-11 | $7700.00 | Window Closed / Lapsed |