Patent US2825624A successfully refreshed from Google Patents.
US2825624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for indicating the termination of a yarn cake winding
Assignee: Akzo Nobel UK PLC
•
Filing: 1954-11-29
•
Granted: 1958-03-04
•
Expires: 1974-11-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Horace P Fry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:50
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/20; D01D7/00; D01D7/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
THE METHOD OF PROVIDING A YARN CAKE WITH STRUCTURAL MEANS FOR USE IN INDICATING THE TERMINATION OF A YARN CAKE WINDING INCLUDING THE STEPS OF EXTRUDING A FILAMENT-FORMING MATERIAL THROUGH A SPINNERET AT A SUBSTANTIALLY UNIFORM RATE, COLLECTING THE EXTRUDED FILAMENT AS A CONTINUOUS YARN IN WOUND CAKE FROM, VARYING THE FLOW OF FILAMENT-FORMING MATERIALS THROUGH THE SPINNERET AT INTERMITTENT INTERVALS AS THE TERMINATION OF THE CAKE WINDING IS APPROACHED, AND CONTINUING THE INTERMITTENTLY VARYING FLOW OF FILAMENT-FORMING MATERIAL THROUGH THE SPINNERET UNTIL THE FINAL YARM CAKE WINDINGS ARE COMPLETED.
Claim 2
Independent Claim
90 words
THE METHOD OF PROVIDING A YARN CAKE WITH STRUCTURAL MEANS FOR USE IN INDICATING THE TERMINATION OF A YARN CAKE WINDING INCLUDING THE STEPS OF EXTRUDING A FILAMENT-FORMING MATERIAL THROUGH A SPINNERET AT A SUBSTANTIALLY UNIFORM RATE, COLLECTING THE EXTRUDED FILAMENT AS A CONTINUOUS YARN IN WOUND CAKE FROM, VARYING THE FLOW OF FILAMENT-FORMING MATERIALS THROUGH THE SPINNERET AT INTERMITTENT INTERVALS AS THE TERMINATION OF THE CAKE WINDING IS APPROACHED, AND CONTINUING THE INTERMITTENTLY VARYING FLOW OF FILAMENT-FORMING MATERIAL THROUGH THE SPINNERET UNTIL THE FINAL YARM CAKE WINDINGS ARE COMPLETED.
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) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |