US3622322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic method for producing a metallic pattern with a metal resinate
Assignee: RCA Licensing Corp
•
Filing: 1968-09-11
•
Granted: 1971-11-23
•
Expires: 1988-09-11
Abstract
Abstract To produce a metallic pattern on a surface: (1) coat the surface with a photosensitive coating comprised of an organic photoresist and a substantially transparent metal resinate, (2) expose the coating to a pattern of light, (3) develop the coating to produce a metal resinate pattern, (4) and then heat the pattern to convert the metal resinate pattern to a pattern of metal.
Inventors
- 👤 Frederick W Brill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:25
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/0047
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
11 words
The process of claim 1 wherein said mixture is solvent based.
Claim 2
Dependent Claim
21 words
The process of claim 2 wherein step (c) is conducted by applying to said exposed coating a dilute aqueous alkaline solution.
Claim 3
Dependent Claim
13 words
The process of claim 1 wherein said metal resinate is a gold resinate.
Claim 4
Dependent Claim
10 words
The process of claim 1 wherein said mixture is water-based.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-22 | 1975-05-24 | 1975-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-22 | 1979-05-24 | 1979-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-22 | 1983-05-24 | 1983-11-23 | $7700.00 | Window Closed / Lapsed |