Patent US1148805A successfully refreshed from Google Patents.
US2705413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vaporizer for acer
Assignee: —
•
Filing: —
•
Granted: 1955-04-05
•
Expires: 1972-04-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:03
CPC Classifications
—
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1738947A
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US1790749A
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US2219830A
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US2254691A
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US2485710A
Cited
GB588406A
Cited
US2638765A
Cited
US2602314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-04 | 1958-10-04 | 1959-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-04 | 1962-10-04 | 1963-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-04 | 1966-10-04 | 1967-04-05 | $7700.00 | Window Closed / Lapsed |