US3783004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming a flat coated surface
Assignee: PPG Industries Inc
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Filing: 1971-09-21
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Granted: 1974-01-01
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Expires: 1991-09-21
Abstract
Abstract A. FILM OR COATING HAVING A WRINKLED SURFACE IS PREPARED BY SUBJECTING A SUBSTANTIALLY SOLVENTLESS, ACTINIC LIGHTSENSITIVE, IONIZING IRRADIATION-SENSITIVE MATERIAL TO ACTINIC LIGHT IN AN INERT ATMOSPHERE AND SUBSEQUENTLY SUBJECTING THE MATERIAL TO IONIZING IRRADIATION, THE PREFERRED FILMS OR COATINGS ARE PREPARED FROM POLYACRYLATES OR UNSATURATED POLYESTER RESINS.
Inventors
- 👤 G Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:07
CPC Classifications
B; B05; B05D; B05D5/00; B05D5/02; B05D3/00; B05D3/04; B05D3/0486; B05D3/06; B05D3/061; B05D3/065; B05D3/068; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31616; Y10T428/31645; Y10T428/31678; Y10T428/31681; Y10T428/31692; Y10T428/31786; Y10T428/3179; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31899; Y10T428/31938
Claims Analysis
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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) | 1976-12-31 | 1977-07-02 | 1978-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-31 | 1981-07-02 | 1982-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-31 | 1985-07-02 | 1986-01-01 | $7700.00 | Window Closed / Lapsed |