Patent US3595731A successfully refreshed from Google Patents.
US3595731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bonded non-woven fibrous materials
Assignee: British Nylon Spinners Ltd
•
Filing: 1968-08-13
•
Granted: 1971-07-27
•
Expires: 1988-08-13
Abstract
Abstract A BONDED FIBROUS MATERIAL CONTAINNG CRIMPED FIBRES IS MADE BY FORMING A FIBROUS STRUCTURE CONTAINING COMPOSITE POTENTIALLY CRIMPABLE FIBRES WHICH COMPRISE TWO FIBREFORMING COMPONENTS ONE OF WHICH IS POTENTIALLY ADHESIVE AND SUBSEQUENTLY DEVELOPING THE CRIMP AND RENDERING THE POTENTIALLY ADHESIVE COMPONENT ADHESIVE.
Inventors
- 👤 Stanley Davies
- 👤 Christopher Robert Sissons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:11
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/44; D04H1/46; D04H1/48; D04H1/485; D04H1/50; D04H1/54; D04H1/541; D04H1/5414; D04H1/5418; D04H1/542; D04H1/549; D04H1/55; D04H3/00; D04H3/005; D04H3/009; D04H3/08; D04H3/14; D04H3/147; D04H3/16; D06; D06N; D06N3/00; D06N3/0002; D06N3/0015; D06N3/0025; D06N3/0031; D04H1/5412; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24438; Y10T428/31504; Y10T428/31725; Y10T428/31728; Y10T428/31732; Y10T442/00; Y10T442/60; Y10T442/608; Y10T442/627; Y10T442/629; Y10T442/69
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-26 | 1975-01-25 | 1975-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-26 | 1979-01-25 | 1979-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-26 | 1983-01-25 | 1983-07-27 | $7700.00 | Window Closed / Lapsed |