US2947489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High speed winding collet
Assignee: Owens Corning
•
Filing: 1953-12-29
•
Granted: 1960-08-02
•
Expires: 1973-12-29
Abstract
No abstract record available.
Inventors
- 👤 Robert G Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:25
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/02; D02G3/16; D02G3/18; B; B65; B65H; B65H54/00; B65H54/02; B65H54/28; B65H54/2803; B65H54/283; B65H54/2836; B65H54/2845; B65H54/40; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/312; B65H2701/3122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2675777A
Cited
US913156A
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US1289214A
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US1347500A
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DE638353C
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US2225667A
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US2255426A
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US2274681A
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US2253005A
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US2334249A
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US2531581A
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US2467990A
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GB651337A
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US2715308A
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US2622810A
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US2883475A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |