US3104175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Softenable film material and method of using same
Assignee: PRINTING ARTS RES LAB Inc
•
Filing: 1961-06-07
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Granted: 1963-09-17
•
Expires: 1981-06-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter S Marx
- 👤 Charles P Collier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:55
CPC Classifications
G; G03; G03F; G03F3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
THE METHOD OF OBTAINING A COATED SHEET HAVING A SELECTED AREA FROM WHICH THE COATING IS ABSENT WHICH COMPRISES APPLYING A SOLUTION OF SOLVENT-TYPE RESIN TO A SUPPORTING SHEET, DRYING SAID SOLUTION TO OBTAIN A DRY COATINGG OF SAID RESIN ON SAID SHEET, COVERING SAID SELECTED AREA WITH A FILM-REMOVING LIQUID COMPRISING A HOMOGENEOUS DISPERSION OF A RELATIVELY VOLTATILE SOLVENT FOR SAID RRESIN AND A RELATIVELY NON-VOLTTALITE SOFTENING AGENT WHICH IS INERT WITH RESPECT TO SAID SUPPORTING SHEET AND IN WHICH SAID RESIN IS DISPERSIBLE, MAINTAINING SAID SELECTED AREA COVERED WITH SAID REMOVING LIQUID UNTIL SAID RELATIVELY VOLATILE SOLVENT EVAPORATES AND WIPING AT LEAST THE AREA COVERED WITH SAID REMOVING LIQUID TO REMOVE SAID RESIN AND TO EXPOSE SAID SUPPORTING SHEET,
Claim 2
Independent Claim
121 words
THE METHOD OF OBTAINING A COATED SHEET HAVING A SELECTED AREA FROM WHICH THE COATING IS ABSENT WHICH COMPRISES APPLYING A SOLUTION OF SOLVENT-TYPE RESIN TO A SUPPORTING SHEET, DRYING SAID SOLUTION TO OBTAIN A DRY COATINGG OF SAID RESIN ON SAID SHEET, COVERING SAID SELECTED AREA WITH A FILM-REMOVING LIQUID COMPRISING A HOMOGENEOUS DISPERSION OF A RELATIVELY VOLTATILE SOLVENT FOR SAID RRESIN AND A RELATIVELY NON-VOLTTALITE SOFTENING AGENT WHICH IS INERT WITH RESPECT TO SAID SUPPORTING SHEET AND IN WHICH SAID RESIN IS DISPERSIBLE, MAINTAINING SAID SELECTED AREA COVERED WITH SAID REMOVING LIQUID UNTIL SAID RELATIVELY VOLATILE SOLVENT EVAPORATES AND WIPING AT LEAST THE AREA COVERED WITH SAID REMOVING LIQUID TO REMOVE SAID RESIN AND TO EXPOSE SAID SUPPORTING SHEET,
References Cited (Backward Citations)
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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) | 1966-09-16 | 1967-03-18 | 1967-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-16 | 1971-03-18 | 1971-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-16 | 1975-03-18 | 1975-09-17 | $7700.00 | Window Closed / Lapsed |