Patent JPS5060270A successfully refreshed from Google Patents.
US3388198A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing iridescent filament
Assignee: Monsanto Co
•
Filing: 1966-01-27
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Granted: 1968-06-11
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Expires: 1986-01-27
Abstract
No abstract record available.
Inventors
- 👤 James G Sims
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:45
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/253; D01D10/00; D01D10/04; D01D10/0436; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2973; Y10T428/2978
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A METHOD FOR PRODUCING AN IRIDESCENT FILAMENT, COMPRISING IN COMBINATION: (A) EXTRUDING A CRENUALTED FILAMENT FORMED OF A MOLTEN FIBER-FORMING POLYMER THROUGH A SPINNERET ORIFICE, SAID SPINNERET ORIFICE HAVING A CROSS SECTION INCLUDING A PLURALITY OF SUBSTANTIALLY RADIAL SLOTS PERIPHERALLY SPACED ABOUT THE CENTROID OF SAID ORIFICE, SAID SLOTS BEING PERIPHERALLY SPACED TO GEATER THAN 20% FROM ONE ANOTHER WITH RESPECT TO SAID CENTROID, (B) SOLIDFYING SAID FILAMENT, (C) AND TAKING UP SAID FILAMENT AT A RATE SUCH AS TO REDUCE THE CROSS-SECTIONAL AREA OF SAID FILAMENT WHILE MOLTEN TO LESS THAN 10% OF THE CROSS-SECTIONAL AREA OF SAID ORIFICE.
Claim 2
Independent Claim
100 words
A METHOD FOR PRODUCING AN IRIDESCENT FILAMENT, COMPRISING IN COMBINATION: (A) EXTRUDING A CRENUALTED FILAMENT FORMED OF A MOLTEN FIBER-FORMING POLYMER THROUGH A SPINNERET ORIFICE, SAID SPINNERET ORIFICE HAVING A CROSS SECTION INCLUDING A PLURALITY OF SUBSTANTIALLY RADIAL SLOTS PERIPHERALLY SPACED ABOUT THE CENTROID OF SAID ORIFICE, SAID SLOTS BEING PERIPHERALLY SPACED TO GEATER THAN 20% FROM ONE ANOTHER WITH RESPECT TO SAID CENTROID, (B) SOLIDFYING SAID FILAMENT, (C) AND TAKING UP SAID FILAMENT AT A RATE SUCH AS TO REDUCE THE CROSS-SECTIONAL AREA OF SAID FILAMENT WHILE MOLTEN TO LESS THAN 10% OF THE CROSS-SECTIONAL AREA OF SAID ORIFICE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |