US2725323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the manufacture of fabrics
Assignee: British Cotton Industry Research Association
•
Filing: 1951-02-23
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Granted: 1955-11-29
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Expires: 1971-02-23
Abstract
No abstract record available.
Inventors
- 👤 Chadwick George Ernest
- 👤 Collins George Ernest
- 👤 Roff William John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:27
CPC Classifications
D; D04; D04H; D04H3/00; D04H3/02; D04H3/07; D04H3/073; D04H3/04; D04H3/045; D04H3/08; D04H3/12; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24058; Y10T428/24074
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A METHOD OF MANUFACTURING A NON-WOVEN FABRIC CONSISTING OF AN ASSEMBLY OF LAYERS OF LONGITUDINAL AND TRANSVERSE THREADS HAVING THE THREADS IN ONE LAYER BONDED TO THOSE IN ANOTHER LAYER BY MEANS OF AN ADHESIVE, COMPRISING THE STEPS, OF ARRANGING THE LONGITUDINAL THREADS IN TWO LAYERS SPACED APART, ADVANCING SAID LONGITUDINAL THREADS CONTINUOUSLY, LAYING TRANSVERSE THREADS AGAINST THE OUTER FACE OF EACH LAYER OF LONGITUDINAL THREADS BY WINDING AT LEAST ONE CONTINUOUS THREAD AROUND THE SAID LAYERS OF LONGITUDINAL THREADS, AND EFFECTING AN APPLICATION OF AN ADHESIVE TO THE OUTER FACE OF EACH LAYER OF LONGITUDINAL THREADS IMMEDIATELY BEFORE THE TRANSVERSE THREADS ARE LAID THEREON.
Claim 2
Independent Claim
105 words
A METHOD OF MANUFACTURING A NON-WOVEN FABRIC CONSISTING OF AN ASSEMBLY OF LAYERS OF LONGITUDINAL AND TRANSVERSE THREADS HAVING THE THREADS IN ONE LAYER BONDED TO THOSE IN ANOTHER LAYER BY MEANS OF AN ADHESIVE, COMPRISING THE STEPS, OF ARRANGING THE LONGITUDINAL THREADS IN TWO LAYERS SPACED APART, ADVANCING SAID LONGITUDINAL THREADS CONTINUOUSLY, LAYING TRANSVERSE THREADS AGAINST THE OUTER FACE OF EACH LAYER OF LONGITUDINAL THREADS BY WINDING AT LEAST ONE CONTINUOUS THREAD AROUND THE SAID LAYERS OF LONGITUDINAL THREADS, AND EFFECTING AN APPLICATION OF AN ADHESIVE TO THE OUTER FACE OF EACH LAYER OF LONGITUDINAL THREADS IMMEDIATELY BEFORE THE TRANSVERSE THREADS ARE LAID THEREON.
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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) | 1958-11-28 | 1959-05-30 | 1959-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-28 | 1963-05-30 | 1963-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-28 | 1967-05-30 | 1967-11-29 | $7700.00 | Window Closed / Lapsed |