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US3537248A
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US
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Simultaneously twisting and interlacing a continuous multifilament yarn
Assignee: Glanzstoff AG
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Filing: 1968-06-14
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Granted: 1970-11-03
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Expires: 1988-06-14
Abstract
No abstract record available.
Inventors
- 👤 Ernst Berg
- 👤 Peter Husslein
- 👤 Peter Heinen
- 👤 Josef Rongen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:51
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/16; D02G1/161; Y; Y10; Y10S; Y10S57/00; Y10S57/908
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3125793A
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US3026597A
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US3167847A
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US3410077A
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US3286321A
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US3357655A
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US3425108A
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US3438194A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-02 | 1974-05-04 | 1974-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-02 | 1978-05-04 | 1978-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-02 | 1982-05-04 | 1982-11-03 | $7700.00 | Window Closed / Lapsed |