US3246598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a silk screen
Assignee: Superior Electric Co
•
Filing: 1963-09-17
•
Granted: 1966-04-19
•
Expires: 1983-09-17
Abstract
No abstract record available.
Inventors
- 👤 Stanley J Satonick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:33
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
196 words
THE METHOD OF PREPARING AN IMAGE HAVING OPEN BLOCK AREAS FROM AN ORIGINAL HAVING CLOSED BLOCK AREAS THAT ARE EACH DELINEATED BY A CONTINUOUS LINE COMPRISING THE STEPS OF SUPPLYING AN ORIGINAL WITH BLOCK AREAS DELINEATED ONLY BY A CONTINUOUS LINE AND MADE TO AN ENLARGED SCALE, FORMING A DEVELOPED IMAGE ON A REDUCED SCALE OF SAID ORIGNAL ON A PHOTOSENSITIVE FILM SECURED TO A BACKING SHEET WITH EACH BLOCK AEA BEING DELINEATED BY A CONTINUOUS LINE FORMED BY THE ABSENCE OF DEVELOPED FILM AND HAVING A FILM PORTION WITHIN EACH AREA, SAID FILM PORTIONS BEING NORMALLY WHEN DRY INCAPABLE OF BEING PEELED FROM THE BACKING SHEET, INCREASING THE COHERENCE OF THE FILM AND DECREASING THE ADHERENCE OF THE FILM TO THE BACKING SHEET BY WETTING THE PORTIONS OF THE FILM AT LEAST WITHIN EACH BLOCK AREA, STRIPPING THE PORTION OF THE FILM WITHIN EACH BLOCK AREA FROM THE BACKING SHEET TO FORM AN IMAGE WITH OPEN BLOCK AREAS WHILE THE FILM IS STILL WET, AND DRYING THE FILM AND BACKING SHEET TO FORM AN AND BACKING SHEET RESUME THEIR NORMAL CHARACTERISTICS OF THE FILM BEING MORE ADHERENT TO THE BACKING SHEET THAN COHERENT TO ITSELF.
Claim 2
Independent Claim
196 words
THE METHOD OF PREPARING AN IMAGE HAVING OPEN BLOCK AREAS FROM AN ORIGINAL HAVING CLOSED BLOCK AREAS THAT ARE EACH DELINEATED BY A CONTINUOUS LINE COMPRISING THE STEPS OF SUPPLYING AN ORIGINAL WITH BLOCK AREAS DELINEATED ONLY BY A CONTINUOUS LINE AND MADE TO AN ENLARGED SCALE, FORMING A DEVELOPED IMAGE ON A REDUCED SCALE OF SAID ORIGNAL ON A PHOTOSENSITIVE FILM SECURED TO A BACKING SHEET WITH EACH BLOCK AEA BEING DELINEATED BY A CONTINUOUS LINE FORMED BY THE ABSENCE OF DEVELOPED FILM AND HAVING A FILM PORTION WITHIN EACH AREA, SAID FILM PORTIONS BEING NORMALLY WHEN DRY INCAPABLE OF BEING PEELED FROM THE BACKING SHEET, INCREASING THE COHERENCE OF THE FILM AND DECREASING THE ADHERENCE OF THE FILM TO THE BACKING SHEET BY WETTING THE PORTIONS OF THE FILM AT LEAST WITHIN EACH BLOCK AREA, STRIPPING THE PORTION OF THE FILM WITHIN EACH BLOCK AREA FROM THE BACKING SHEET TO FORM AN IMAGE WITH OPEN BLOCK AREAS WHILE THE FILM IS STILL WET, AND DRYING THE FILM AND BACKING SHEET TO FORM AN AND BACKING SHEET RESUME THEIR NORMAL CHARACTERISTICS OF THE FILM BEING MORE ADHERENT TO THE BACKING SHEET THAN COHERENT TO ITSELF.
References Cited (Backward Citations)
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US1327931A
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US2131225A
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US2064764A
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US2281909A
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US2943936A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |