US3526500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of electrostatic printing by projecting electrically photosensitive particles through an image-defining screen
Assignee: OI Glass Inc
•
Filing: 1966-10-05
•
Granted: 1970-09-01
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Expires: 1986-10-05
Abstract
No abstract record available.
Inventors
- 👤 George L Opdycke
- 👤 Robert F Rywalski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:04
CPC Classifications
B; B41; B41M; B41M1/00; B41M1/12; B41M1/125; G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G9/00; G03G9/08; G03G9/09; G03G9/0926; Y; Y10; Y10S; Y10S101/00; Y10S101/37; Y10S430/00; Y10S430/001; Y10S430/101
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2838997A
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US2758939A
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US2939787A
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US2940847A
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US2924519A
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US3241483A
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US3420168A
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US3402659A
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US3434504A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |