US2851732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Split filament bundle at finish roll
Assignee: EIDP Inc
•
Filing: 1953-07-14
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Granted: 1958-09-16
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Expires: 1973-07-14
Abstract
No abstract record available.
Inventors
- 👤 Benjamin T Sharp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:55
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/22; D02J1/221; D01; D01D; D01D11/00; D01D11/04; Y; Y10; Y10S; Y10S264/00; Y10S264/73
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
IN THE PROCESS OF COLD DRAWING A BUNDLE OF YARN SPUN FROM A SYNTHETIC LINEAR CONDENSATION POLYMER, THE IMPROVEMENT WHICH COMPRISES SUBDIVIDING THE BUNDLE INTO SMALLER BUNDLES, APPLYING A LUBRICATION COMPOSITION TO THE SMALLER BUNDLES, RECOMBINING THE SUBDIVIDED YARN BUNDLES, AND THEREAFTER COLD DRAWING THE RECOMBINED BUNDLES.
Claim 2
Dependent Claim
47 words
IN THE PROCESS OF COLD DRAWING A BUNDLE OF YARN SPUN FROM A SYNTHETIC LINEAR CONDENSATION POLYMER, THE IMPROVEMENT WHICH COMPRISES SUBDIVIDING THE BUNDLE INTO SMALLER BUNDLES, APPLYING A LUBRICATION COMPOSITION TO THE SMALLER BUNDLES, RECOMBINING THE SUBDIVIDED YARN BUNDLES, AND THEREAFTER COLD DRAWING THE RECOMBINED BUNDLES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |