US2998760A
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US
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Assignee: INTA ROTO MACHINE CO Inc
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Filing: 1960-03-25
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Granted: 1961-09-05
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Expires: 1980-03-25
Abstract
No abstract record available.
Inventors
- 👤 Claude V Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:45
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/08; B21D43/09; B65; B65H; B65H20/00; B65H20/02; B65H20/04; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1503; Y10T74/1508; Y10T74/1515; Y10T74/1516
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US657418A
Cited
US1135990A
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US2006040A
Cited
US2028145A
Cited
US2054406A
Cited
US2934339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-04 | 1965-03-06 | 1965-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-04 | 1969-03-06 | 1969-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-04 | 1973-03-06 | 1973-09-05 | $7700.00 | Window Closed / Lapsed |