US2934631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic metal shaping
Assignee: Individual
•
Filing: 1955-06-30
•
Granted: 1960-04-26
•
Expires: 1975-06-30
Abstract
No abstract record available.
Inventors
- 👤 Imalis Rose
- 👤 Frank S Johnson
- 👤 Gerald L Pucillo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:04
CPC Classifications
C; C25; C25F; C25F3/00; C25F3/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB241058A
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US1845052A
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US1721303A
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US1721414A
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FR759864A
Cited
US2122185A
Cited
US2274631A
Cited
US2434286A
Cited
US2536912A
Cited
US2485361A
Cited
GB637793A
Cited
US2526423A
Cited
US2756316A
Cited
GB748544A
Cited
US2730602A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |