US2904447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for pigment printing of flexible flat structures
Assignee: BASF Schweiz AG
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Filing: 1955-04-11
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Granted: 1959-09-15
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Expires: 1975-04-11
Abstract
No abstract record available.
Inventors
- 👤 Hochuli Ernst
- 👤 Werdenberg Hermann
- 👤 Fisch Willy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:12
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A PROCESS FOR PRINTING POLYETHYLENE FOILS WHICH COMPRISES APPLYING TO THE SAID FOILS A DYESTUFF HAVING NO AFFINITY FOR THE POLYETHYLENE FOILS, SAID DYESTUFF BEING IN INTIMATE ADMIXTURE WITH A BINDER, WHICH BINDER CONSISTS ESSENTIALLY OF A HARDENABLE MIXTURE OF A POLYGLYCIDYLETHER OF A HYDROXY COMPOUND CONTAINING AT LEAST TWO HYDROXYL GROUPS AND A HARDENING AGENT SELECTED FROM THE GROUP CONSISTING OF POLYALKYLENE POLYAMINES AND TERTIARY AMINES, AND SUBSEQUENTLY FIXING THE PRINT WITHIN THE TEMPERATURE RANGE FROM ROOM TEMPERATURE TO AT MOST 100* C.
Claim 2
Dependent Claim
84 words
A PROCESS FOR PRINTING POLYETHYLENE FOILS WHICH COMPRISES APPLYING TO THE SAID FOILS A DYESTUFF HAVING NO AFFINITY FOR THE POLYETHYLENE FOILS, SAID DYESTUFF BEING IN INTIMATE ADMIXTURE WITH A BINDER, WHICH BINDER CONSISTS ESSENTIALLY OF A HARDENABLE MIXTURE OF A POLYGLYCIDYLETHER OF A HYDROXY COMPOUND CONTAINING AT LEAST TWO HYDROXYL GROUPS AND A HARDENING AGENT SELECTED FROM THE GROUP CONSISTING OF POLYALKYLENE POLYAMINES AND TERTIARY AMINES, AND SUBSEQUENTLY FIXING THE PRINT WITHIN THE TEMPERATURE RANGE FROM ROOM TEMPERATURE TO AT MOST 100* C.
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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) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |