US2902934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casing and method of making same
Assignee: Forges et Ateliers de Constructions Electriques de Jeumont SA
•
Filing: 1955-01-17
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Granted: 1959-09-08
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Expires: 1975-01-17
Abstract
No abstract record available.
Inventors
- 👤 Louis Romeo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:25
CPC Classifications
F; F42; F42B; F42B5/00; F42B5/26; F42B5/28; F42B5/285; F42B5/29; B; B21; B21D; B21D51/00; B21D51/16; B21D51/54; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49918; Y10T29/49925; Y10T29/49934; Y10T29/49938
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1319185A
Cited
US814753A
Cited
US1292359A
Cited
FR525212A
Cited
FR655854A
Cited
US2148247A
Cited
US2113699A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |