US3014830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of bonding fibrous structures
Assignee: Chicopee Manufacturing Corp
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Filing: 1959-03-24
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Granted: 1961-12-26
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Expires: 1979-03-24
Abstract
No abstract record available.
Inventors
- 👤 Stallard John Arthur
- 👤 Davies Thomas Parry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:59
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/54; D04H1/552; Y; Y10; Y10S; Y10S8/00; Y10S8/04; Y10S8/09; Y10S8/10; Y10S8/21
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
80 words
A METHOD OF MAKING A BONDED FIBROUS STRUCTURE WHICH COMPRISES: FORMING A FIBROUS STRUCTURE CONTAINING HIGH MOLECULAR WEIGHT, LONG-CHAIN, SYNTHETIC POLYMERIC FIBRES CAPABLE OF BEING SOFTENED BY CHLORAL HYDRATE; TREATING SAID FIBROUS STRUCTURE WITH A FIBRE-SOFTENING AGENT COMPRISING AN AQUEOUS SOLUTION OF FROM ABOUT 10% TO ABOUT 88% CHLORAL HYDRATE; AND PASSING A STREAM OF HEATED AIR THROUGH SAID TREATED FIBROUS STRUCTURE, WHEREBY THE INDIVIDUAL FIBRES ARE SOFTENED AND ADHERE TO ADJACENT CONTACTING FIBRES TO FORM A BONDED FIBROUS STRUCTURE.
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) | 1964-12-25 | 1965-06-26 | 1965-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-25 | 1969-06-26 | 1969-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-25 | 1973-06-26 | 1973-12-26 | $7700.00 | Window Closed / Lapsed |