US3052584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Akzo Nobel UK PLC
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Filing: 1960-09-23
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Granted: 1962-09-04
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Expires: 1980-09-23
Abstract
No abstract record available.
Inventors
- 👤 Donald F Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:35
CPC Classifications
D; D01; D01D; D01D10/00; D01D10/04; D01D10/0436; D01D10/0445; D01D5/00; D01D5/06; D01F; D01F2/00; D01F2/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
THE METHOD OF MAKING A RAYON WEFTLESS RIBBON COMPRISING EXTURDING A VISCOSE SPINNING SOLUTION THROUGH A MULTIPLICITY OF ORIFICES INTO A COAGULATING BATH TO FORM A MULTIPLICITY OF CONTINUOUS FILAMENTS, GATHERING SAID FILAMENTS INTO A BUNDLE AND DRAWING THE SAME OVER A FLAT GUIDE TO FORM A FLAT TOW, DRAWING THE FLAT TOW THROUGH AN ACID REGENERATING BATH, WASHING THE TOW WHILE FLAT AND UNDER TENSION, DRAWING THE TOW OVER FLAT GUIDES AND
Claim 2
Independent Claim
73 words
THE METHOD OF MAKING A RAYON WEFTLESS RIBBON COMPRISING EXTURDING A VISCOSE SPINNING SOLUTION THROUGH A MULTIPLICITY OF ORIFICES INTO A COAGULATING BATH TO FORM A MULTIPLICITY OF CONTINUOUS FILAMENTS, GATHERING SAID FILAMENTS INTO A BUNDLE AND DRAWING THE SAME OVER A FLAT GUIDE TO FORM A FLAT TOW, DRAWING THE FLAT TOW THROUGH AN ACID REGENERATING BATH, WASHING THE TOW WHILE FLAT AND UNDER TENSION, DRAWING THE TOW OVER FLAT GUIDES AND
References Cited (Backward Citations)
GB652005A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |