US3175905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light sensitive material
Assignee: Azoplate Corp
•
Filing: 1961-09-22
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Granted: 1965-03-30
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Expires: 1981-09-22
Abstract
No abstract record available.
Inventors
- 👤 Stahlhofen Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:07
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/02; C07D277/20; C07D417/00; C07D417/02; C07D417/06; C09; C09B; C09B23/00; C09B23/0075; C09B23/16; C09B23/162; G; G03; G03F; G03F7/00; G03F7/004; G03F7/0045; G03F7/027; Y; Y10; Y10S; Y10S430/00; Y10S430/1053; Y10S430/1055; Y10S430/106
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
A PRESENSITIZED PRINTING PLATE COMPRISING A BASE MATERIAL HAVING A COATING THEREON, THE COATING COMPRISING A COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
20 words
A PRESENSITIZED PRINTING PLATE COMPRISING A BASE MATERIAL HAVING A COATING THEREON, THE COATING COMPRISING A COMPOUND HAVING THE FORMULA
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |