US3176343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for spinning filaments
Assignee: Monsanto Co
•
Filing: 1962-06-25
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Granted: 1965-04-06
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Expires: 1982-06-25
Abstract
No abstract record available.
Inventors
- 👤 Calaway Bill Edward
- 👤 Brazelton Hallet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:25
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
114 words
AN APPARATUS FOR SPINNING FILAMENTS, COMPRISING A PLATE HAVING THEREIN A BORE, AN INSERT MOUNTED IN THE BORE AND HAVING IN THE PERIPHERY THEREOF A PLURALITY OF SPACED LONGITUDINAL GROOVES EXTENDING THE LENGTH OF THE BORE, THE GROOVES AND THE WALL OF THE BORE DEFINING SPINNING ORIFICES, MEANS ATTACHED TO THE PLATE DEFINING A FIRST MANIFOLD OPENING SURROUNDING THE INSERT AND LEADING TO THE GROOVES THEREIN, SAID INSERT HAVING THEREIN A CENTRAL BORE AND A PLURALITY OF OPENINGS LEADING FROM SAID CENTRAL BORE TO SAID GROOVES, SAID OPENINGS INTERSECTING SAID GROOVES AT POINTS WITHIN THE BORE IN THE PLATE AND MEANS DEFINING A SECOND MANIFOLD OPENING CONNECTED TO THE CENTRAL BORE IN THE INSERT.
Claim 2
Independent Claim
114 words
AN APPARATUS FOR SPINNING FILAMENTS, COMPRISING A PLATE HAVING THEREIN A BORE, AN INSERT MOUNTED IN THE BORE AND HAVING IN THE PERIPHERY THEREOF A PLURALITY OF SPACED LONGITUDINAL GROOVES EXTENDING THE LENGTH OF THE BORE, THE GROOVES AND THE WALL OF THE BORE DEFINING SPINNING ORIFICES, MEANS ATTACHED TO THE PLATE DEFINING A FIRST MANIFOLD OPENING SURROUNDING THE INSERT AND LEADING TO THE GROOVES THEREIN, SAID INSERT HAVING THEREIN A CENTRAL BORE AND A PLURALITY OF OPENINGS LEADING FROM SAID CENTRAL BORE TO SAID GROOVES, SAID OPENINGS INTERSECTING SAID GROOVES AT POINTS WITHIN THE BORE IN THE PLATE AND MEANS DEFINING A SECOND MANIFOLD OPENING CONNECTED TO THE CENTRAL BORE IN THE INSERT.
References Cited (Backward Citations)
CA600489A
Cited
CA628660A
Cited
GB659480A
Cited
CH355247A
Cited
FR1185964A
Cited
US3014237A
Cited
FR1203372A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |