US3014115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid mercury vaporizer
Assignee: Individual
•
Filing: 1957-09-09
•
Granted: 1961-12-19
•
Expires: 1977-09-09
Abstract
No abstract record available.
Inventors
- 👤 Howard E Ingersoll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:11
CPC Classifications
F; F01; F01K; F01K25/00; F01K25/08; F01K25/12; F01K3/00; F01K3/18; F01K3/186; F22; F22B; F22B1/00; F22B1/02; F22B1/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US727361A
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US891254A
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US1804694A
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US2088932A
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FR815368A
Cited
US2493073A
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US2605381A
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US2607192A
Cited
US2748253A
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US2676240A
Cited
US2783356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |