Patent US3326536A successfully refreshed from Google Patents.
US3069092A
Expired / Lapsed
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Liquid vaporizer
Assignee: Individual
•
Filing: 1962-01-15
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Granted: 1962-12-18
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Expires: 1982-01-15
Abstract
No abstract record available.
Inventors
- 👤 Jr Edmund C Norvell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:52
CPC Classifications
B; B05; B05B; B05B9/00; B05B9/002; A; A01; A01M; A01M1/00; A01M1/20; A01M1/2022; A01M1/2061; A01M1/2077; B05B1/00; B05B1/24; B05B7/00; B05B7/16; B05B7/168; B05B9/03; B05B9/04; B05B9/08; B05B9/085; B05B9/0855; B05B9/0861
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |