US3237245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the production of conjugated artificial filaments
Assignee: Mitsubishi Vonnel Co Ltd
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Filing: 1963-09-27
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Granted: 1966-03-01
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Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 Nonami Kunijiro
- 👤 Sato Shoji
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:11
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/28; D01D5/30; D01D5/32; Y; Y10; Y10S; Y10S425/00; Y10S425/217
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
166 words
AN APPARATUS FOR THE PRODUCTIO OF CONJUGATED ARTIFICIAL FILAMENTS COMPRISING: A FIRST DISTRIBUTING MEMBE HAVING AT LEAST TWO FEED CHAMBERS SEPARATED FROM EACH OTHER BY A LONGITUDINALLT VERTICAL WEB, A PLURALITY OF TRANSVERSELY EXTENDING STRATIGH PARALLEL GROOVES FORMED IN SPACED REALTION TO EACH OTHER, AND APSSGES FORMED IN THE BOTTOM OF SAID RESPECTIVE FEED CHAMBERS TO COMMUNICATE THE LATTER ALTERNATELY WITH SAID TRANSVERSE GROOVES; A SECOND DISTRIBUTING MEMBER HAVING A PLURALITY OF LONGITUDINALLY EXTENDING STRAIGHT PARALLEL GROOVES FORMED IN SPACED REALTION TO EACH OTHER AND ROWS OF PASSAGES COMMUNICATING WITH SAID RESPECTIVE LONGITUDINAL GROOVES, MEANS RETAINING SAID SECOND DISTRIBUTING MEMBER BEING ARRANGED CLOSELY BENEATH SAID FRIST DISTRIBUTING MEMBER SO THAT SAID ROWS OF PASSAGES ARE ALTERNATELY IN COMMUNICATION WITH SAID TRANSVERSE GROOVES IN SAID FIRST DISTRIBUTING MEMBER; A SPINNERET HAVING FORMED THEREIN A PLURALITY OF SPACE FILAMENT-FORMING ORIFICES; AND MEANS SUPPORTING THE SPINNERET BENEATH SAID SECOND DISTRIBUTING MEMBER INSLIGHTLY SPACED REALTION THERETO WITH SAID ORIFICES BEING VERTICALLY ALIGNED WITH THE SPACES BETWEEN THE ADJACENT LONGITUDINAL GROOVES.
Claim 2
Independent Claim
166 words
AN APPARATUS FOR THE PRODUCTIO OF CONJUGATED ARTIFICIAL FILAMENTS COMPRISING: A FIRST DISTRIBUTING MEMBE HAVING AT LEAST TWO FEED CHAMBERS SEPARATED FROM EACH OTHER BY A LONGITUDINALLT VERTICAL WEB, A PLURALITY OF TRANSVERSELY EXTENDING STRATIGH PARALLEL GROOVES FORMED IN SPACED REALTION TO EACH OTHER, AND APSSGES FORMED IN THE BOTTOM OF SAID RESPECTIVE FEED CHAMBERS TO COMMUNICATE THE LATTER ALTERNATELY WITH SAID TRANSVERSE GROOVES; A SECOND DISTRIBUTING MEMBER HAVING A PLURALITY OF LONGITUDINALLY EXTENDING STRAIGHT PARALLEL GROOVES FORMED IN SPACED REALTION TO EACH OTHER AND ROWS OF PASSAGES COMMUNICATING WITH SAID RESPECTIVE LONGITUDINAL GROOVES, MEANS RETAINING SAID SECOND DISTRIBUTING MEMBER BEING ARRANGED CLOSELY BENEATH SAID FRIST DISTRIBUTING MEMBER SO THAT SAID ROWS OF PASSAGES ARE ALTERNATELY IN COMMUNICATION WITH SAID TRANSVERSE GROOVES IN SAID FIRST DISTRIBUTING MEMBER; A SPINNERET HAVING FORMED THEREIN A PLURALITY OF SPACE FILAMENT-FORMING ORIFICES; AND MEANS SUPPORTING THE SPINNERET BENEATH SAID SECOND DISTRIBUTING MEMBER INSLIGHTLY SPACED REALTION THERETO WITH SAID ORIFICES BEING VERTICALLY ALIGNED WITH THE SPACES BETWEEN THE ADJACENT LONGITUDINAL 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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |