US3048481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming gas tight seal between vessel wall and refractory lining of a synthesis gas generator
Assignee: Texaco Inc
•
Filing: 1958-06-18
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Granted: 1962-08-07
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Expires: 1978-06-18
Abstract
No abstract record available.
Inventors
- 👤 Eastman Du Bois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:55
CPC Classifications
C; C10; C10J; C10J3/00; C10J3/02; C10J3/20; C10J3/72; C10J3/74; C10J3/78; C10J2300/00; C10J2300/09; C10J2300/0913; C10J2300/093; C10J2300/0943; C10J2300/0946; C10J2300/0953; C10J2300/0956; C10J2300/0959; C10J2300/0973; C10J2300/0976; C10J2300/18; C10J2300/1846; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49879
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2605174A
Cited
US2028968A
Cited
US2230141A
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US2398546A
Cited
US2731466A
Cited
US2796332A
Cited
US2918425A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |