US2521180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cigarette lighter
Assignee: Individual
•
Filing: 1947-04-23
•
Granted: 1950-09-05
•
Expires: 1967-04-23
Abstract
No abstract record available.
Inventors
- 👤 Charles P Morse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:46
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/02; F23Q2/04; F23Q2/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE357395C
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GB189604150A
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US2052111A
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FR842622A
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US2454872A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-04 | 1954-03-06 | 1954-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-04 | 1958-03-06 | 1958-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-04 | 1962-03-06 | 1962-09-05 | $7700.00 | Window Closed / Lapsed |