US2844490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile decorating and textile printing paste
Assignee: Bayer AG
•
Filing: 1953-10-06
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Granted: 1958-07-22
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Expires: 1973-10-06
Abstract
No abstract record available.
Inventors
- 👤 Lehmann Wolfgang
- 👤 Munz Ferdinand
- 👤 Bayer Otto
- 👤 Kleiner Helmut
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:50
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
81 words
A PRINTING PASTE CONSISTING ESSENTIALLY OF AN AQUEOUS SOLUTION OF A SALT OF A HIGH MOLECULAR WEIGHT COMPOUND CONTAINING EPOXY GROUPS AND, IN ADDITION, GROUPS SELECTED FROM THE GROUP CONSISTING OF PRIMARY AND SECONDARY AMINE, GROUPS, SAID COMPOUND BEING OBTAINED BY REACTION OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF EPICHLOROHYDRIN AND DICHLOROHYDRIN WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF AMMONIA, AN ALKYLAMINE AND ALIPHATIC POLYAMINES AT TEMPERATURES UP TO ABOUT 100*C., A THICKENING AGENT AND A PIGMENT.
Claim 2
Dependent Claim
81 words
A PRINTING PASTE CONSISTING ESSENTIALLY OF AN AQUEOUS SOLUTION OF A SALT OF A HIGH MOLECULAR WEIGHT COMPOUND CONTAINING EPOXY GROUPS AND, IN ADDITION, GROUPS SELECTED FROM THE GROUP CONSISTING OF PRIMARY AND SECONDARY AMINE, GROUPS, SAID COMPOUND BEING OBTAINED BY REACTION OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF EPICHLOROHYDRIN AND DICHLOROHYDRIN WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF AMMONIA, AN ALKYLAMINE AND ALIPHATIC POLYAMINES AT TEMPERATURES UP TO ABOUT 100*C., A THICKENING AGENT AND A PIGMENT.
Claim 3
Dependent Claim
28 words
THE PROCESS FOR DECORATING TEXTILES WHICH COMPRISES APPLYING TO SAID TEXTILE A PRINTING PASTE AS CLAIMED IN CLAIM 1 AND DEVELOPING AT TEMPERATURES FROM 80 TO ABOUT 200*C.
References Cited (Backward Citations)
US1977251A
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US1977252A
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US1977253A
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US2296225A
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US2494810A
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US2585115A
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US2510885A
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US2601661A
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US2643958A
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US2641554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |