US3681179A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moisture-resistant solar control film
Assignee: 3M Co
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Filing: 1970-07-20
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Granted: 1972-08-01
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Expires: 1990-07-20
Abstract
Abstract SOLAR CONTROL FILM HAVING A WATER-ACTIVATABLE ADHESIVE SYSTEM COMPRISING A NORMALLY TACKY AND PRESSURE-SENSITIVE ADHESIVE COATING WHICH IS COVERED BY A THIN TACKFREE CONTINUOUS WATER-SOLUBLE LAYER. THE PRODUCT, WHICH DOES NOT REQUIRE A LINER, CAN BE MOISTENED AND INSTALLED ON A WINDOWPANE, THE WATER-SOLUBLE LAYER PROVIDING LUBRICATION DURING POSITIONING AND THE PRESSURE-SENSITIVE ADHESIVE PROVIDING THE PRIMARY BONDING TO THE GLASS.
Inventors
- 👤 Donald R Theissen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:41
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10009; B32B17/10018; B32B17/10165; B32B17/10174; B32B27/00; B32B27/36; B44; B44F; B44F1/00; B44F1/02; B44F1/04; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/28; Y10T428/2813; Y10T428/283; Y10T428/2843
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) | 1975-08-01 | 1976-01-31 | 1976-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-01 | 1980-01-31 | 1980-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-01 | 1984-01-31 | 1984-08-01 | $7700.00 | Window Closed / Lapsed |