US2815914A
Expired / Lapsed
US
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Assignee: Deering Milliken Research Corp
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Filing: 1955-12-02
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Granted: 1957-12-10
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Expires: 1975-12-02
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert M Ingham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:11
CPC Classifications
G; G06; G06M; G06M1/00; G06M1/08; G06M1/083; B; B65; B65H; B65H73/00; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1123545A
Cited
US2036139A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-09 | 1961-06-10 | 1961-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-09 | 1965-06-10 | 1965-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-09 | 1969-06-10 | 1969-12-10 | $7700.00 | Window Closed / Lapsed |