US3288627A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat-sensitive diazotype material coated sheet
Assignee: AB Dick Co
•
Filing: 1965-08-05
•
Granted: 1966-11-29
•
Expires: 1985-08-05
Abstract
No abstract record available.
Inventors
- 👤 Edward C Bialczak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:43
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/52; G03C1/61; G03C1/615; Y; Y10; Y10S; Y10S428/00; Y10S428/913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A HEAT-SENSITIVE DIAZOTYPE MATERIAL COMPRISING A BASE SHEET COATED WITH A DIAZO COMPOUND, A COUPLING COMPONENT AND AN ALKALINE DONOR METALLIC DIALKYLDITHIOCARBAMATE-AMINE COMPLEX, WHEREIN THE METAL IS SELECTED FROM THE GROUP CONSISTING OF ZINC, CADMIUM AND TELLURIUM, THE ALKYL RADICALS CONTAIN 1 TO 5 CARBON ATOMS, INCLUSIVE AND THE AMINE IS SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC AND ALICYCLICAMINES CONTAINING 4 TO 10 CARBON ATOMS, INCLUSIVE.
Claim 2
Dependent Claim
67 words
A HEAT-SENSITIVE DIAZOTYPE MATERIAL COMPRISING A BASE SHEET COATED WITH A DIAZO COMPOUND, A COUPLING COMPONENT AND AN ALKALINE DONOR METALLIC DIALKYLDITHIOCARBAMATE-AMINE COMPLEX, WHEREIN THE METAL IS SELECTED FROM THE GROUP CONSISTING OF ZINC, CADMIUM AND TELLURIUM, THE ALKYL RADICALS CONTAIN 1 TO 5 CARBON ATOMS, INCLUSIVE AND THE AMINE IS SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC AND ALICYCLICAMINES CONTAINING 4 TO 10 CARBON ATOMS, INCLUSIVE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |