US3449294A
Expired / Lapsed
US
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Method for the preparation of polymers that can be photochemically crosslinked
Assignee: Agfa Gevaert NV
•
Filing: 1965-06-14
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Granted: 1969-06-10
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Expires: 1985-06-14
Abstract
No abstract record available.
Inventors
- 👤 Justus Danhauser
- 👤 Willibald Pelz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:44
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/008; G03F7/012; C; C08; C08B; C08B3/00; C08B3/14; C08B3/16; C08B31/00; C08B31/02; C08B31/04; C08F; C08F8/00; C08F8/34; C08G; C08G18/00; C08G18/06; C08G18/70; C08G18/71; C08G18/715; C08G59/00; C08G59/14; C08G59/1433; C08G59/1483; C08G65/00; C08G65/02; C08G65/32; C08G65/329; C08G65/334; C08G65/3348; C08F2800/00; C08F2800/20; C08F2810/00; C08F2810/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3352798A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-09 | 1972-12-09 | 1973-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-09 | 1976-12-09 | 1977-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-09 | 1980-12-09 | 1981-06-10 | $7700.00 | Window Closed / Lapsed |