US3451639A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile tube
Assignee: Dyson Kissner Corp
•
Filing: 1966-07-12
•
Granted: 1969-06-24
•
Expires: 1986-07-12
Abstract
No abstract record available.
Inventors
- 👤 Rawson Atwood
- 👤 Joseph W Calby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:34
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/18; B65H75/28; B65H2301/00; B65H2301/50; B65H2301/51; B65H2301/513; B65H2301/5133; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/50; B65H2701/51; B65H2701/514; Y; Y10; Y10S; Y10S138/00; Y10S138/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA628426A
Cited
US2659547A
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US2821155A
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US3048197A
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US2989785A
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US3103305A
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US3289973A
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US3350030A
Cited
US3322373A
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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) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |