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Patent US3011920A successfully refreshed from Google Patents.
US3011920A
Expired / Lapsed
US
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Method of electroless deposition on a substrate and catalyst solution therefor
Assignee: Shipley Co Inc
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Filing: 1959-06-08
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Granted: 1961-12-05
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Expires: 1979-06-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles R Shipley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:19
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/10; H05K3/18; H05K3/181; C; C23; C23C; C23C18/00; C23C18/16; C23C18/18; C23C18/20; C23C18/28; H01; H01B; H01B1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
THE METHOD OF ELECTROLESS METAL DEPOSITION ON A SUBSTRATE WHICH COMPRISES TREATING THE SUBSTRATE, PRIOR TO ELECTROLESS DEPOSITION OF A DESIRED METAL THEREON, WITH A COLLOIDAL METAL SOLUTION OF A METAL CATALYTIC TO THE DEPOSITION OF SAID ELECTROLESS METAL, THE METAL COLLOID PARTICLES BEING DISPERSED IN A LIQUID MEDIUM INCAPABLE OF FORMING A WATER-IMPERVIOUS FILM ON SAID SUBSTRATE.
Claim 2
Independent Claim
58 words
THE METHOD OF ELECTROLESS METAL DEPOSITION ON A SUBSTRATE WHICH COMPRISES TREATING THE SUBSTRATE, PRIOR TO ELECTROLESS DEPOSITION OF A DESIRED METAL THEREON, WITH A COLLOIDAL METAL SOLUTION OF A METAL CATALYTIC TO THE DEPOSITION OF SAID ELECTROLESS METAL, THE METAL COLLOID PARTICLES BEING DISPERSED IN A LIQUID MEDIUM INCAPABLE OF FORMING A WATER-IMPERVIOUS FILM ON SAID SUBSTRATE.
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) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |