Patent US3601560A successfully refreshed from Google Patents.
Patent US2544873A successfully refreshed from Google Patents.
US2544873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printing inks and films printed therewith
Assignee: Visking Corp
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Filing: 1947-07-15
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Granted: 1951-03-13
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Expires: 1967-07-15
Abstract
No abstract record available.
Inventors
- 👤 George M Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:39
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/10; C09D11/106; B; B41; B41M; B41M1/00; B41M1/26; B41M1/30; Y; Y10; Y10S; Y10S260/00; Y10S260/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
FOR PRINTING FILMS FORMED OF A COMPOSITION CONSISTING ESSENTIALLY OF A BUTADIENE-ACRYLONITRILE COPOLYMER, A POLYMER SELECTED FROM THE GROUP WHICH CONSISTS OF POLYVINYL CHLORIDE, A COPOLYMER OF VINYL CHLORIDE AND VINYL ACETATE IN WHICH THE VINYL CHLORIDE IS THE MAJOR CONSTITUENT, A COPOLYMER OF VINYLIDENE CHLORIDE AND VINYL CHLORIDE IN WHICH THE VINYLIDENE CHLORIDE IS PRESENT IN AN AMOUNT NOT OVER 70%, AND AN ANTI-BLOCKING AGENT, AN INK COMPRISING COLORED PIGMENTS AND A VEHICLE CONSISTING ESSENTIALLY OF AN ALKYL PHOSPHATE OF THE CLASS WHICH CONSISTS OF TRIETHYL PHOSPHATE, TRI-(N)-PROPHYL PHOSPHATE AND TRI-(N)BUTYL PHOSPHATE, A VINYL CHLORIDEVINYL ACETATE COPOLYMER IN WHICH THE VINYL CHLORIDE IS THE MAJOR CONSTITUENT, SAID COPOLYMER BEING SOLUBLE IN SAID ALKYL PHOSPHATE AND PRESENT IN AN AMOUNT OF FROM 25% TO 33 1/3% BY WEIGHT OF SAID ALKYL PHOSPHATE, AND A RESINOUS, NON-ID MIGRATABLE PLASTICIZER FOR SAID COPOLYMER, SAID PLASTICIZER BEING OF LOW VOLATILITY, COMPATIBLE WITH SAID COPOLYMER, SOLUBLE IN SAID ALKYL PHOSPHATE AND PRESENT IN AN AMOUNT CONSTITUTING 15% TO 30% BY WEIGHT OF THE TOTAL VEHICLE SOLIDS, SAID INK BEING FREE OF VOLATILE SOLVENTS AND SETTING BY ABSORPTION OF SAID ALKYL PHOSPHATE IN SAID FILM.
Claim 2
Dependent Claim
190 words
FOR PRINTING FILMS FORMED OF A COMPOSITION CONSISTING ESSENTIALLY OF A BUTADIENE-ACRYLONITRILE COPOLYMER, A POLYMER SELECTED FROM THE GROUP WHICH CONSISTS OF POLYVINYL CHLORIDE, A COPOLYMER OF VINYL CHLORIDE AND VINYL ACETATE IN WHICH THE VINYL CHLORIDE IS THE MAJOR CONSTITUENT, A COPOLYMER OF VINYLIDENE CHLORIDE AND VINYL CHLORIDE IN WHICH THE VINYLIDENE CHLORIDE IS PRESENT IN AN AMOUNT NOT OVER 70%, AND AN ANTI-BLOCKING AGENT, AN INK COMPRISING COLORED PIGMENTS AND A VEHICLE CONSISTING ESSENTIALLY OF AN ALKYL PHOSPHATE OF THE CLASS WHICH CONSISTS OF TRIETHYL PHOSPHATE, TRI-(N)-PROPHYL PHOSPHATE AND TRI-(N)BUTYL PHOSPHATE, A VINYL CHLORIDEVINYL ACETATE COPOLYMER IN WHICH THE VINYL CHLORIDE IS THE MAJOR CONSTITUENT, SAID COPOLYMER BEING SOLUBLE IN SAID ALKYL PHOSPHATE AND PRESENT IN AN AMOUNT OF FROM 25% TO 33 1/3% BY WEIGHT OF SAID ALKYL PHOSPHATE, AND A RESINOUS, NON-ID MIGRATABLE PLASTICIZER FOR SAID COPOLYMER, SAID PLASTICIZER BEING OF LOW VOLATILITY, COMPATIBLE WITH SAID COPOLYMER, SOLUBLE IN SAID ALKYL PHOSPHATE AND PRESENT IN AN AMOUNT CONSTITUTING 15% TO 30% BY WEIGHT OF THE TOTAL VEHICLE SOLIDS, SAID INK BEING FREE OF VOLATILE SOLVENTS AND SETTING BY ABSORPTION OF SAID ALKYL PHOSPHATE IN SAID FILM.
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) | 1954-03-12 | 1954-09-11 | 1955-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-12 | 1958-09-11 | 1959-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-12 | 1962-09-11 | 1963-03-13 | $7700.00 | Window Closed / Lapsed |