US3433566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling means for an exposure cylinder of photoprinting apparatus
Assignee: Chemische Fabriek L Van der Grinten NV
•
Filing: 1966-07-27
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Granted: 1969-03-18
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Expires: 1986-07-27
Abstract
No abstract record available.
Inventors
- 👤 Franciscus Petrus Albe Blatter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:34
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/14; G03B27/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA522411A
Cited
US2196400A
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US2821126A
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US2979986A
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US3329076A
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US3307465A
Cited
US3361047A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |