Patent US3425783A successfully refreshed from Google Patents.
US3425783A
Expired / Lapsed
US
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Electric gas lighter having a piezoelectric stack
Assignee: Mansei Kogyo KK
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Filing: 1966-11-08
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Granted: 1969-02-04
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Expires: 1986-11-08
Abstract
No abstract record available.
Inventors
- 👤 Kenjiro Goto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:55
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/28; F23Q2/285; F23Q2/287
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA606498A
Cited
US2717916A
Cited
US3220459A
Cited
US3200295A
Cited
US3271624A
Cited
US3307053A
Cited
US3298421A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |