US3467518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photochemical cross-linking of polymers
Assignee: Agfa Gevaert NV
•
Filing: 1965-06-14
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Granted: 1969-09-16
•
Expires: 1985-06-14
Abstract
No abstract record available.
Inventors
- 👤 Urbain Leopold Laridon
- 👤 Gerard Albert Delzenne
- 👤 Helmut Mader
- 👤 Hans Ulrich
- 👤 Wolfgang Himmelmann
- 👤 Bernhard Seidel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:22
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/008; C; C08; C08F; C08F2/00; C08F2/46; C08F8/00; C08F8/34; C08K; C08K5/00; C08K5/36; C08K5/43; C08F2810/00; C08F2810/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2518249A
Cited
US2948610A
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US3058944A
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US3203936A
Cited
US3143423A
Cited
US3261785A
Cited
US3301841A
Cited
US3278305A
Cited
US3345171A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |