US3325323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tufting through a porous backing which is subsequently fused
Assignee: Individual
•
Filing: 1963-07-05
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Granted: 1967-06-13
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Expires: 1983-07-05
Abstract
No abstract record available.
Inventors
- 👤 John H Forkner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:16
CPC Classifications
D; D05; D05C; D05C15/00; D05C15/38; D04; D04H; D04H1/00; D04H1/40; D04H1/54; D05C17/00; D05C17/02; D06; D06N; D06N7/00; D06N7/0063; D06N7/0068; D05D; D05D2305/00; D05D2305/22; D05D2305/30; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23979
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
IN A METHOD FOR THE MANUFACTURE OF CARPET-LIKE TEXTILES WHEREIN A WEB OF THERMOPLASTIC MATERIAL IS SUBJECTED TO A TUFTING OPERATIN WITH INTRUSION OF TUFTS OF YARN INTO THE WEB, AFTER WHICH THE WEB IS FUSED, THE IMPROVEMENT COMPRISING USING A WEB HAVING VOIDS DISTRIBUTED THROUGHOUT THE SAME WHEREBY DURING FUSION THE WEB FORMS BONDS WITH THE YARN AND THEN SUBSIDES BETWEEN THE TUFTS TO FORM AN IMPERVIOUS LAYER THAT HAS A THICKNESS LESS THAN THAT OF THE UNFUSED WEB, THE SUBSIDING OF THE FUSED WEB FORMING INTEGRAL EXTENSIONS OF THE THERMOPLASTIC MATERIAL ABOUT THE TUFTS.
Claim 2
Dependent Claim
96 words
IN A METHOD FOR THE MANUFACTURE OF CARPET-LIKE TEXTILES WHEREIN A WEB OF THERMOPLASTIC MATERIAL IS SUBJECTED TO A TUFTING OPERATIN WITH INTRUSION OF TUFTS OF YARN INTO THE WEB, AFTER WHICH THE WEB IS FUSED, THE IMPROVEMENT COMPRISING USING A WEB HAVING VOIDS DISTRIBUTED THROUGHOUT THE SAME WHEREBY DURING FUSION THE WEB FORMS BONDS WITH THE YARN AND THEN SUBSIDES BETWEEN THE TUFTS TO FORM AN IMPERVIOUS LAYER THAT HAS A THICKNESS LESS THAN THAT OF THE UNFUSED WEB, THE SUBSIDING OF THE FUSED WEB FORMING INTEGRAL EXTENSIONS OF THE THERMOPLASTIC MATERIAL ABOUT THE TUFTS.
References Cited (Backward Citations)
US3075865A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-12 | 1970-12-12 | 1971-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-12 | 1974-12-12 | 1975-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-12 | 1978-12-12 | 1979-06-13 | $7700.00 | Window Closed / Lapsed |