US3176345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spinnerette
Assignee: Monsanto Co
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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
- 👤 Fred B Powell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:05
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
130 words
SPINNING SYSTEM, COMPRISING A PLURALITY OF FIRST AND SECOND PLATES ARRANGED IN ALTERNATED RELATIONSHIP, A PLURALITY OF SHEETS INTERLEAVED BETWEEN THE PLATES SO THAT ADJACENT PLATES ARE SEPARATED BY ONE OF THE SHEETS, EACH OF SAID SHEETS HAVING THEREIN A PLUALITY OF SLOTS EXTENDING INWARDLY FROM AN EDGE OF SAID SHEET, SAID SLOTS DEFINING SPINNERETTE ORIFICES, EACH OF SAID PLATES HAVING THREIN MANIFOLD OPENINGS COMMUNICATING WITH SAID SLOTS, SAID PLATES AND SHEETS HAVING THEREIN ALIGNED APERTURES DEFINING A FIRST PASSAGEWAY LEADING TO THE OPENINGS IN THE FIRST PLATES, SAID PLATES AND SHEETS ALSO HAVING THEREIN, ALIGNED APERTURES DEFINING A SECOND PASSAGEWAY TO THE OPENINGS IN THE SECOND PLATES, MEANS FOR FORCING A FIRST SPINNING SOLUTION INTO SAID FIRST PASSAGEWAY AND MEANS FOR FORCING A SECOND SOLUTION INTO THE SECOND PASSAGEWAY.
Claim 2
Dependent Claim
130 words
SPINNING SYSTEM, COMPRISING A PLURALITY OF FIRST AND SECOND PLATES ARRANGED IN ALTERNATED RELATIONSHIP, A PLURALITY OF SHEETS INTERLEAVED BETWEEN THE PLATES SO THAT ADJACENT PLATES ARE SEPARATED BY ONE OF THE SHEETS, EACH OF SAID SHEETS HAVING THEREIN A PLUALITY OF SLOTS EXTENDING INWARDLY FROM AN EDGE OF SAID SHEET, SAID SLOTS DEFINING SPINNERETTE ORIFICES, EACH OF SAID PLATES HAVING THREIN MANIFOLD OPENINGS COMMUNICATING WITH SAID SLOTS, SAID PLATES AND SHEETS HAVING THEREIN ALIGNED APERTURES DEFINING A FIRST PASSAGEWAY LEADING TO THE OPENINGS IN THE FIRST PLATES, SAID PLATES AND SHEETS ALSO HAVING THEREIN, ALIGNED APERTURES DEFINING A SECOND PASSAGEWAY TO THE OPENINGS IN THE SECOND PLATES, MEANS FOR FORCING A FIRST SPINNING SOLUTION INTO SAID FIRST PASSAGEWAY AND MEANS FOR FORCING A SECOND SOLUTION INTO THE SECOND PASSAGEWAY.
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) | 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 |