US3367776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat sensitive diazotype materials
Assignee: AB Dick Co
•
Filing: 1964-04-17
•
Granted: 1968-02-06
•
Expires: 1984-04-17
Abstract
No abstract record available.
Inventors
- 👤 Edward C Bialczak
- 👤 William S Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:40
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/52; G03C1/61
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2233038A
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US2653091A
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US3064049A
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US3113025A
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US3043827A
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US3079374A
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US3079375A
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US3255010A
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US3207748A
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US3255007A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |