Patent US2622991A successfully refreshed from Google Patents.
US2622991A
Expired / Lapsed
US
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Process for printing on thermoplastics
Assignee: Individual
•
Filing: 1949-07-29
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Granted: 1952-12-23
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Expires: 1969-07-29
Abstract
No abstract record available.
Inventors
- 👤 Sturm Robert Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:13
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/004; B; B32; B32B; B32B27/00; B41; B41M; B41M7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A PROCESS FOR PRINTING ON A THERMOPLASTIC BODY FORMED OF AN ESTER OF AN ACID OF THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID, WHICH COMPRISES APPLYING IN THE FORM OF A PRINT A SOLUTION CONTAINING A PARTLY POLYMERIZED ESTER OF AN ACID OF THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID IN A VOLATILE SOLVENT MIXED WITH A SOLUTION CONTINUING A FULLY POLYMERIZED ESTER OF AN ACID OF THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID IN A VOLTILE SOLVENT, THE SOLUTION CONTAINING THE FULLY POLYMERIZED ESTER HAVING A PIGMENT DISPERSED THEREIN, THE SOFTENING POINTS OF SAID PARTLY POLYMERIZED ESTER AND SAID FULLY THERMOPLASTIC BODY, EVAPROATING THE THAT OF SAID THERMPOLASTIC BODY, EVAPORATING THE VOLATILE SOLVENTS TO LEAVE A DRY PRINT ON THE SURFACE, AND SUBJECTING, THE BODY WITH THE PRINT THEREON TO PRESSURE AT A TEMPERATURE ABOUT 2 TO 3* C. BELOW THE SOFTENING POINT OF THE BODY WHEREBY THE PARTLY POLYMERISED ESTER IS COMPLETELY POLYMERZED AND THE PRINT IS EMBEDDED IN THE BODY.
Claim 2
Dependent Claim
169 words
A PROCESS FOR PRINTING ON A THERMOPLASTIC BODY FORMED OF AN ESTER OF AN ACID OF THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID, WHICH COMPRISES APPLYING IN THE FORM OF A PRINT A SOLUTION CONTAINING A PARTLY POLYMERIZED ESTER OF AN ACID OF THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID IN A VOLATILE SOLVENT MIXED WITH A SOLUTION CONTINUING A FULLY POLYMERIZED ESTER OF AN ACID OF THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID IN A VOLTILE SOLVENT, THE SOLUTION CONTAINING THE FULLY POLYMERIZED ESTER HAVING A PIGMENT DISPERSED THEREIN, THE SOFTENING POINTS OF SAID PARTLY POLYMERIZED ESTER AND SAID FULLY THERMOPLASTIC BODY, EVAPROATING THE THAT OF SAID THERMPOLASTIC BODY, EVAPORATING THE VOLATILE SOLVENTS TO LEAVE A DRY PRINT ON THE SURFACE, AND SUBJECTING, THE BODY WITH THE PRINT THEREON TO PRESSURE AT A TEMPERATURE ABOUT 2 TO 3* C. BELOW THE SOFTENING POINT OF THE BODY WHEREBY THE PARTLY POLYMERISED ESTER IS COMPLETELY POLYMERZED AND THE PRINT IS EMBEDDED IN THE BODY.
References Cited (Backward Citations)
US2084081A
Cited
US2281100A
Cited
US2320533A
Cited
US2458032A
Cited
US2404073A
Cited
US2486259A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |