US3554824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a tufted fabric
Assignee: Textile Rubber and Chemical Co Inc
•
Filing: 1966-10-21
•
Granted: 1971-01-12
•
Expires: 1986-10-21
Abstract
Abstract A TUFIED FABRIC HAVING THE LOOPS THAT CONNECT THE TUFTS INTIMATELY BOUND IN A FOCUSED THERMOPLASTIC MATERIAL. IN PREPARATION FOR THE TUFTING OPERATION, THE MATERIAL IS COATED UPON AND CAUSED TO PENETRATE A SHEET OF INTERLOCKED REINFORCING FIBERS, AND THEN FUSED. THE YARN ARE TUFTED THROUGH THE REINFORCING FIBERS, AFTER WHICH HEAT AND PRESSURE ARE APPLIED TO CAUSE THE THERMOPLASTIC COATING TO FLOW ABOUT THE CONNECTING LOOPS. D R A W I N G
Inventors
- 👤 Francis G Callahan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:17
CPC Classifications
D; D05; D05C; D05C17/00; D05C17/02; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23986; Y10T428/249921; Y10T428/249953
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) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |