US3671237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing images
Assignee: Xerox Corp
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Filing: 1969-06-09
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Granted: 1972-06-20
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Expires: 1989-06-09
Abstract
Abstract METHOD AND APPARATUS FOR PRODUCING AN IMAGE WHEREIN A LAYER OF RADIATION ABSORBING PARTICLES IS CAUSED TO DIFFERENTIALLY ADHERE TO THE SURFACE OF A SUBSTRATE IN AN IMAGEWISE PATTERN IN AREAS OF THE LYER EXPOSED TO RADIATION.
Inventors
- 👤 Werner Erwin Louis Haas
- 👤 James Ewing Adams
- 👤 Bela Mechlowitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:37
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/26; G03F7/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-06-20 | 1975-12-20 | 1976-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-20 | 1979-12-20 | 1980-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-20 | 1983-12-20 | 1984-06-20 | $7700.00 | Window Closed / Lapsed |