US2511472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of applying metallic coatings on nonmetallic materials
Assignee: Individual
•
Filing: 1947-09-19
•
Granted: 1950-06-13
•
Expires: 1967-09-19
Abstract
No abstract record available.
Inventors
- 👤 George J Kmecik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:38
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/31; C23C18/42; C23C18/44; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31688; Y10T428/31703
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
THE METHOD OF APPLYING A METALLIC SILVER COATING TO AN ARTICLE OF NON-CONDUCTING MATERIAL WHICH INCLUDES THE STEP OF SUBJECTING THE SURFACE OF THE ARTICLE TO THE ACTION OF A SOLUTION OF SILVER PERCHLORATE IN AN EVAPORABLE ORGANIC SOLVENT, PERMITTING THE EVAPORATION OF THE SOLVENT FROM THE SURFACE, AND APPLYING AN ALKALINE REDUCING AGENT TO REDUCE THE SILVER SALT ON THE SURFACE TO METALLIC SILVER.
Claim 2
Independent Claim
65 words
THE METHOD OF APPLYING A METALLIC SILVER COATING TO AN ARTICLE OF NON-CONDUCTING MATERIAL WHICH INCLUDES THE STEP OF SUBJECTING THE SURFACE OF THE ARTICLE TO THE ACTION OF A SOLUTION OF SILVER PERCHLORATE IN AN EVAPORABLE ORGANIC SOLVENT, PERMITTING THE EVAPORATION OF THE SOLVENT FROM THE SURFACE, AND APPLYING AN ALKALINE REDUCING AGENT TO REDUCE THE SILVER SALT ON THE SURFACE TO METALLIC SILVER.
References Cited (Backward Citations)
GB284786A
Cited
US2186452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-12 | 1953-12-12 | 1954-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-12 | 1957-12-12 | 1958-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-12 | 1961-12-12 | 1962-06-13 | $7700.00 | Window Closed / Lapsed |