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US3379526A
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Method of producing images by using electrophotographic material
Assignee: Lumoprint Zindler KG and Co GmbH
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Filing: 1964-12-15
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Granted: 1968-04-23
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Expires: 1984-12-15
Abstract
No abstract record available.
Inventors
- 👤 Walter Limberger
- 👤 Rudolph Wendt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:05
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/26; B41M5/398; G; G03; G03G; G03G15/00; G03G15/22; G03G17/00; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 0
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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) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |