US3201239A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Etchable reproduction coatings on metal supports
Assignee: Azoplate Corp
•
Filing: 1960-09-01
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Granted: 1965-08-17
•
Expires: 1980-09-01
Abstract
No abstract record available.
Inventors
- 👤 Neugebauer Wilhelm
- 👤 Endermann Fritz
- 👤 Reichel Maximilian Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:03
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/72; C; C23; C23F; C23F1/00; C23F1/02; G03F; G03F7/00; G03F7/004; G03F7/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A LIGHT-SENSITIVE MATERIAL COMPRISING A METALLIC BASE MATERIAL HAVING A COATING THEREON COMPRISING A NONHARDENABLE, ALKALI-SOLUBLE, ACID RESISTANT NOVOLAK RESIN AND A LIGHT SENSITIVE COMPOUND, THE RESIN BEING PRESENT IN A QUANTITY, BY WEIGHT, AT LEAST EQUIVALENT TO THAT OF THE LIGHT SENSITIVE COMPOUND, THE LATTER HAVING THE FORMULA
Claim 2
Dependent Claim
49 words
A LIGHT-SENSITIVE MATERIAL COMPRISING A METALLIC BASE MATERIAL HAVING A COATING THEREON COMPRISING A NONHARDENABLE, ALKALI-SOLUBLE, ACID RESISTANT NOVOLAK RESIN AND A LIGHT SENSITIVE COMPOUND, THE RESIN BEING PRESENT IN A QUANTITY, BY WEIGHT, AT LEAST EQUIVALENT TO THAT OF THE LIGHT SENSITIVE COMPOUND, THE LATTER HAVING THE FORMULA
References Cited (Backward Citations)
CA581020A
Cited
GB706028A
Cited
GB711626A
Cited
GB744987A
Cited
US2754209A
Cited
GB739654A
Cited
US2995442A
Cited
US3050387A
Cited
US3061430A
Cited
US3130047A
Cited
US3130048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |