Patent US2331230A successfully refreshed from Google Patents.
US2331230A
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Strip or ribbon making method and apparatus
Assignee: General Electric Co
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Filing: 1941-03-13
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Granted: 1943-10-05
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Expires: 1961-03-13
Abstract
No abstract record available.
Inventors
- 👤 Francis J Rippl
- 👤 Elmer B Isaac
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:13
CPC Classifications
B; B23; B23P; B23P17/00; B23P17/04; B23P17/06; B21; B21C; B21C37/00; B21C37/02; B26; B26D; B26D9/00; Y; Y10; Y10T; Y10T83/00; Y10T83/263; Y10T83/485; Y10T83/494; Y10T83/647; Y10T83/664; Y10T83/869; Y10T83/8789; Y10T83/8794; Y10T83/8795
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) | 1946-10-04 | 1947-04-05 | 1947-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-10-04 | 1951-04-05 | 1951-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-10-04 | 1955-04-05 | 1955-10-05 | $7700.00 | Window Closed / Lapsed |