US3669822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film-tissue paper adhesive laminates
Assignee: Veratex Corp
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Filing: 1971-01-11
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Granted: 1972-06-13
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Expires: 1991-01-11
Abstract
Abstract THE INVENTION DISCLOSED IS AN ADHESIVELY BOUND LAMINATE FORMED OF A THIN THERMOPLASTIC FILM PRE-EMBOSSED THROUGHOUT SUBSTANTIALLY THE ENTIRE SURFACE AREA, AND HAVING AT LEAST ONE TISSUE PAPER LAYER ADHESIVELY BOUND THERETO BY MEANS OF AN AQUEOUS-BASE ADHESIVE COMPOSITION.
Inventors
- 👤 Samuel H Cowen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:56
CPC Classifications
B; B32; B32B; B32B27/00; B32B27/14; B32B27/32; D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/20; D21H19/22; B32B2437/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T156/1039; Y10T428/00; Y10T428/24; Y10T428/24628; Y10T428/24669; Y10T428/26; Y10T428/27; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31909
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) | 1975-06-13 | 1975-12-13 | 1976-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-13 | 1979-12-13 | 1980-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-13 | 1983-12-13 | 1984-06-13 | $7700.00 | Window Closed / Lapsed |