Patent US3227553A successfully refreshed from Google Patents.
US3227553A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photosensitive materials
Assignee: Fujifilm Holdings Corp
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Filing: 1963-03-05
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Granted: 1966-01-04
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Expires: 1983-03-05
Abstract
No abstract record available.
Inventors
- 👤 Kyoto-Shi Mikio Tamura
- 👤 Hada Hiroshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:41
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/06; G03C; G03C1/00; G03C1/494; H; H05; H05K; H05K3/00; H05K3/10; H05K3/105; H05K2203/00; H05K2203/05; H05K2203/0548; H05K2203/056; H05K2203/12; H05K2203/121
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A PROCESS FOR PRODUCING AN ELECTRICALLY CONDUCTIVE PATTERN, COMPRISING THE STEPS OF COATING A SUPPORT WITH AN AQUEOUS SOLUTION OF SALTS OF ALGINIC ACID TO FORM A LAYER THEREON, TREATING SAID LAYER WITH AN AQUEOUS SILVER SALT SOLUTION TO FORM A LAYER OF SILVER ALGINATE, AND EXPOSING SAID LAYER OF SILVER ALGINATE TO ULTRA-VIOLET RADIATION FOR A SUFFICIENT PERIOD OF TIME TO FORM AN ELECTRICALLY CONDUCTIVE METALIC SURFACE HAVING A PREDETERMINED PATTERN.
Claim 2
Dependent Claim
72 words
A PROCESS FOR PRODUCING AN ELECTRICALLY CONDUCTIVE PATTERN, COMPRISING THE STEPS OF COATING A SUPPORT WITH AN AQUEOUS SOLUTION OF SALTS OF ALGINIC ACID TO FORM A LAYER THEREON, TREATING SAID LAYER WITH AN AQUEOUS SILVER SALT SOLUTION TO FORM A LAYER OF SILVER ALGINATE, AND EXPOSING SAID LAYER OF SILVER ALGINATE TO ULTRA-VIOLET RADIATION FOR A SUFFICIENT PERIOD OF TIME TO FORM AN ELECTRICALLY CONDUCTIVE METALIC SURFACE HAVING A PREDETERMINED PATTERN.
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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |