US2692490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lighter
Assignee: Individual
•
Filing: 1951-10-30
•
Granted: 1954-10-26
•
Expires: 1971-10-30
Abstract
No abstract record available.
Inventors
- 👤 Florman Irving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:46
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/16; F23Q2/162; H; H05; H05K; H05K2203/00; H05K2203/01; H05K2203/0147; H05K2203/0152; H05K2203/03; H05K2203/0376; H05K2203/07; H05K2203/0703; H05K2203/0726
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1508600A
Cited
FR732190A
Cited
US2153432A
Cited
US2461890A
Cited
US2571435A
Cited
US2582028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-25 | 1958-04-26 | 1958-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-25 | 1962-04-26 | 1962-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-25 | 1966-04-26 | 1966-10-26 | $7700.00 | Window Closed / Lapsed |