US2652707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanism for controlling emission of gas from lighters
Assignee: Evans Case Co
•
Filing: 1950-10-07
•
Granted: 1953-09-22
•
Expires: 1970-10-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Alfred F Reilly
- 👤 Jr Albert M Larsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:44
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/16; F23Q2/162
Claims Analysis
Total Claims: 0
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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) | 1956-09-21 | 1957-03-23 | 1957-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-21 | 1961-03-23 | 1961-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-21 | 1965-03-23 | 1965-09-22 | $7700.00 | Window Closed / Lapsed |