US2849150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor recovery system
Assignee: Superior Tank and Construction Co
•
Filing: 1956-03-19
•
Granted: 1958-08-26
•
Expires: 1976-03-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert H Tompkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:27
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/22; B65D90/30; B01; B01D; B01D2259/00; B01D2259/45; B01D2259/4516
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1315700A
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US1315701A
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US1269639A
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US1439451A
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US1608365A
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US1545352A
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US1541591A
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US1689352A
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US1753401A
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US1918100A
Cited
US2059942A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |