Patent US3014725A successfully refreshed from Google Patents.
US3014725A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Target device
Assignee: Individual
•
Filing: 1958-06-16
•
Granted: 1961-12-26
•
Expires: 1978-06-16
Abstract
No abstract record available.
Inventors
- 👤 Arnold J Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:09
CPC Classifications
F; F41; F41J; F41J7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1606901A
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US2104171A
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US2034839A
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US2466686A
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US2566607A
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US2586958A
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US2681954A
Cited
US2617652A
Cited
US2806912A
Cited
US2794640A
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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) | 1964-12-25 | 1965-06-26 | 1965-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-25 | 1969-06-26 | 1969-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-25 | 1973-06-26 | 1973-12-26 | $7700.00 | Window Closed / Lapsed |