US3726752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive polyamide laminate with a coating comprising resorcinol,phenol and triisocyanate
Assignee: Velcro Industries BV
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Filing: 1970-09-14
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Granted: 1973-04-10
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Expires: 1990-09-14
Abstract
Abstract AN ADHESIVE LAMINATE OF A POLYAMIDE POLYMER IS PREPARED BY COATING A WEB OF POLYAMIDE POLYMER WITH A PRIMER COATING COMPRISING RESORCINOL, PHENOL, TRIISOCYANATE AND A DILUENT OR VEHICLE AND SUBSEQUENTLY APPLYING A LAMINA OF A SYNTHETIC RESIN ADHESIVE TO THE PRIMER-COATED WEB.
Inventors
- 👤 G Provost
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:06
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/50; Y; Y10; Y10S; Y10S24/00; Y10S24/11; Y10T; Y10T24/00; Y10T24/27; Y10T24/2725; Y10T428/00; Y10T428/23907; Y10T428/23957; Y10T428/28; Y10T428/2843; Y10T428/31504; Y10T428/31725; Y10T428/31761
Claims Analysis
Total Claims: 0
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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) | 1976-04-09 | 1976-10-09 | 1977-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-09 | 1980-10-09 | 1981-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-09 | 1984-10-09 | 1985-04-10 | $7700.00 | Window Closed / Lapsed |