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Patent US3095606A successfully refreshed from Google Patents.
US3095606A
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Method and apparatus for producing cold drawn monofilaments
Assignee: Phillips Petroleum Co
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Filing: 1961-03-20
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Granted: 1963-07-02
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Expires: 1981-03-20
Abstract
No abstract record available.
Inventors
- 👤 Jr John N Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:05
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/22; D02J1/225; D02J1/226
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
121 words
IN AN APPARATUS FOR PRODUCING A PLURALITY OF COLD DRAWN THERMOPLASTIC FILAMENTS SIMULTANEOUSLY WHICH COMPRISES, IN COMBINATION, AN EXTRUDER HAVING A DIE TO FORM SAID FILAMENTS, QUENCHING MEANS FOR COOLING THE EXTRUDED FILAMENTS, FIRST ROLLR MEANS FOR REMOVING QUENCHED FILAMENTS FROM THE BATH, SECOND ROLLER MEANS FOR DRAWING SAID, FILAMENTS FROM SAID FIRST ROLLER THROUGH A DRAWING MEANS, MEANS FOR STORING SAID DRAWN FILAMENTS, AND A GROOVED, STATIONARY, AND CYLINDERICAL DRAWING MEANS DISPOSED BETWEEN SAID FIRST AND SECOND ROLLER MEANS SO POSITIONED AS TO APPLY SIMULTANEOUS STRETCH TO EACH FILAMENT DRAWN THROUGH SEPARATE GROOVES ON SAID DRAWING MEANS, SAID DRAWING MEANS COMPRISING AN INTERNALLY HEATED CYLINDER HAVING ON THE OUTER PERIPHERIAL SURFACE THEREOF A PLURALITY OF CIRCUMFERENTIALLY SPACED, PARALLEL TAPERED GROOVES
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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |