US2148427A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of fabricating lined vessels
Assignee: ExxonMobil Oil Corp
•
Filing: 1938-03-16
•
Granted: 1939-02-28
•
Expires: 1958-03-16
Abstract
No abstract record available.
Inventors
- 👤 Wayne A Howard
- 👤 Turner C Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:56
CPC Classifications
B; B23; B23K; B23K5/00; B23K5/006; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49947; Y10T29/49963; Y10T29/49966; Y10T29/49968
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-02-27 | 1942-08-29 | 1943-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-02-27 | 1946-08-29 | 1947-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-02-27 | 1950-08-29 | 1951-02-28 | $7700.00 | Window Closed / Lapsed |