US3826651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated aluminum article and method
Assignee: WR Grace and Co Conn
•
Filing: 1973-04-23
•
Granted: 1974-07-30
•
Expires: 1993-04-23
Abstract
Abstract THE PRESENT INVENTION IS DIRECTED TO A COMPOSITE LAMINATED ARTICLE USEFUL AS A BASE PLATE FOR SUPPORTING A LAYER OF LIQUID PHOTOCURABLE COMPOSITION FROM WHICH ARTICLES SUCH AS POLYMERIC PRINTING PLATES MAY BE FORMED. THE ARTICLE IS NECESSARILY ADAPTED TO HAVE A GOLD COLOR AND INCLUDES A SHEET OF ALUMINUM-CONTAINING METAL, AN INORGANIC CONVERSATION COATING OVER THE SHEET, AND A COATING OF A SPECIFIC VINYL RESIN OVER THE CONVERSION COAT.
Inventors
- 👤 C Weber
- 👤 J Pickard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:07
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/09; G03F7/11; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31935
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1977-07-29 | 1978-01-28 | 1978-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-29 | 1982-01-28 | 1982-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-29 | 1986-01-28 | 1986-07-30 | $7700.00 | Window Closed / Lapsed |