Patent US3388030A successfully refreshed from Google Patents.
US3388030A
Expired / Lapsed
US
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Twistless synthetic multifilament yarns and process for making the same
Assignee: Monsanto Co
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Filing: 1965-03-26
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Granted: 1968-06-11
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Expires: 1985-03-26
Abstract
No abstract record available.
Inventors
- 👤 Robert T Estes
- 👤 Jr George C Stow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:38
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/40; D02G3/402; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A SYNTHETIC, THERMOPLASTIC, MULTIFILAMENT YARN HAVING ESSENTIALLY NO TWIST WHEREIN THE INDIVIDUAL FILAMENTS HAVE AN ESSENTIALLY UNIFORM SURFACE AREA, ARE DISPOSED IN A GENERALLY PARALLEL RELATIONSHIP AND ARE FUSED TO ONE ANOTHER AT RANDOM FUSION POINTS ALONG THE FILAMENT LENGTHS, SAID RANDOM FUSION POINTS OCCUPYING FROM ABOUT 1 TO ABOUT 15 PERCENT OF THE ENTIRE FILAMENT LENGTH.
Claim 2
Dependent Claim
57 words
A SYNTHETIC, THERMOPLASTIC, MULTIFILAMENT YARN HAVING ESSENTIALLY NO TWIST WHEREIN THE INDIVIDUAL FILAMENTS HAVE AN ESSENTIALLY UNIFORM SURFACE AREA, ARE DISPOSED IN A GENERALLY PARALLEL RELATIONSHIP AND ARE FUSED TO ONE ANOTHER AT RANDOM FUSION POINTS ALONG THE FILAMENT LENGTHS, SAID RANDOM FUSION POINTS OCCUPYING FROM ABOUT 1 TO ABOUT 15 PERCENT OF THE ENTIRE FILAMENT LENGTH.
References Cited (Backward Citations)
US3058291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |