US2761055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lamp-heated vaporizer
Assignee: Individual
•
Filing: 1953-06-10
•
Granted: 1956-08-28
•
Expires: 1973-06-10
Abstract
No abstract record available.
Inventors
- 👤 Malcome Van Ike
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:47
CPC Classifications
A; A61; A61M; A61M11/00; A61M11/04; A61M11/041
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2143246A
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US2045903A
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US2449853A
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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) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |