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US3013364A
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Apparatus for roughening and spurring artificial filaments
Assignee: HANLON AND GOODMAN Co
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Filing: 1959-05-29
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Granted: 1961-12-19
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Expires: 1979-05-29
Abstract
No abstract record available.
Inventors
- 👤 Hovorka Jiri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:34
CPC Classifications
D; D06; D06C; D06C11/00; A; A46; A46D; A46D1/00; A46D1/04; A46D1/05; B; B24; B24B; B24B19/00; B24B19/16; Y; Y10; Y10S; Y10S451/00; Y10S451/916
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2017487A
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US2180570A
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US2365396A
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US2635394A
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US2854797A
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US2911761A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |