US3674496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Negative light-sensitive material
Assignee: Individual
•
Filing: 1970-01-16
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Granted: 1972-07-04
•
Expires: 1990-01-16
Abstract
Abstract A NEGATIVE LIGHT-SENSITIVE MATERIAL COMPRISING A POLYMER BASE WHICH IS POLYCYCLOHEXADIENE-1,3 OR A COPOLYMER OF CYCLOHEXADIENE-1,3 WITH DIENE HYDROCARBONS, AN ORGANIC SOLVENT AND A LIGHT-SENSITIVE ADDITIVE OF THE TYPE OF BISAZIDES.
Inventors
- 👤 Jury Sergeevich Bokov
- 👤 Ninel Vladimirovna Vikulina
- 👤 Boris Aristarkhovich Dogadkin
- 👤 Boris Vasilievich Erofeev
- 👤 Anastasia Vasilievna Larina
- 👤 Vadim Petrovich Lavrischev
- 👤 Vladimir Vladimirovich Markov
- 👤 Sofia Fadeevna Naumova
- 👤 Olga Demidovna Jurina
- 👤 Galina Dmitrievna Yarovaya
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:16
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/038; C; C08; C08K; C08K5/00; C08K5/16; C08K5/22; C08K5/23; C08K5/235; G03F7/008; G03F7/012; G03F7/0125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-04 | 1976-01-03 | 1976-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-04 | 1980-01-03 | 1980-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-04 | 1984-01-03 | 1984-07-04 | $7700.00 | Window Closed / Lapsed |