US3224327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing uniform exposure across the width of light sensitive sheets
Assignee: AB Dick Co
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Filing: 1963-09-11
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Granted: 1965-12-21
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Expires: 1983-09-11
Abstract
No abstract record available.
Inventors
- 👤 John J Schulze
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:38
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/32; G03B27/52; G03B27/522; G03B27/525; G03B27/528
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
AN EXPOSING APPARATUS COMPRISING MEANS FOR FEEDING IN TIMED RELATION SHEET ELEMENTS INCLUDING AN ORIGINAL TO BE COPIES AND A LIGHT-SENSITIVE MATERIAL, EXPOSURE MEANS INCLUDING A SCANNING APERTURE FOR ILLUMINATING A NARROW INCREMENT OF SAID ORIGINAL AND AN IMAGINING APERTURE FOR EXPOSING SAID LIGHT-SENSITIVE SHEET, MEANS TO ILLUMINATE SAID ORIGINAL AND A LENS FOR PROJECTING SAID INCREMENT LIGHT IMAGE TRANSMITTED FROM SAID ORIGINAL TO SAID LIGHTSENSATIVE MATERIAL AS SAID ELEMENTS PASS THE RESPECTIVE APERTURES AND OVAL MASKING MEANS ORIENTED WITHIN SAID
Claim 2
Dependent Claim
81 words
AN EXPOSING APPARATUS COMPRISING MEANS FOR FEEDING IN TIMED RELATION SHEET ELEMENTS INCLUDING AN ORIGINAL TO BE COPIES AND A LIGHT-SENSITIVE MATERIAL, EXPOSURE MEANS INCLUDING A SCANNING APERTURE FOR ILLUMINATING A NARROW INCREMENT OF SAID ORIGINAL AND AN IMAGINING APERTURE FOR EXPOSING SAID LIGHT-SENSITIVE SHEET, MEANS TO ILLUMINATE SAID ORIGINAL AND A LENS FOR PROJECTING SAID INCREMENT LIGHT IMAGE TRANSMITTED FROM SAID ORIGINAL TO SAID LIGHTSENSATIVE MATERIAL AS SAID ELEMENTS PASS THE RESPECTIVE APERTURES AND OVAL MASKING MEANS ORIENTED WITHIN SAID
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) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |