Patent US2874022A successfully refreshed from Google Patents.
US2874022A
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US
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Composition and process for application and discharge printing
Assignee: CIBA Co Inc
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Filing: 1956-06-14
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Granted: 1959-02-17
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Expires: 1976-06-14
Abstract
No abstract record available.
Inventors
- 👤 Raff Fritz
- 👤 Mcguire Robert Terrence
- 👤 Palestri Richard Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:49
CPC Classifications
D; D06; D06P; D06P5/00; D06P5/15; D06P5/155; Y; Y10; Y10S; Y10S8/00; Y10S8/907; Y10S8/92; Y10S8/921
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A COMPOSITION OF MATTER FOR DISCHARGE PRINTING COMPRISING SODIUM FORMALDEHYDE SULFOXYLATE, NON-JELLING UNCONVERTED STARCH, A THIOUREA SELECTED FROM THE GROUP CONSISTING OF THIOUREA, MONOPHENYLE THIOUREA, AND DIPHENYL THIOUREA, AND A SOLVENT WHICH FACILITATES PENETRATION.
Claim 2
Dependent Claim
34 words
A COMPOSITION OF MATTER FOR DISCHARGE PRINTING COMPRISING SODIUM FORMALDEHYDE SULFOXYLATE, NON-JELLING UNCONVERTED STARCH, A THIOUREA SELECTED FROM THE GROUP CONSISTING OF THIOUREA, MONOPHENYLE THIOUREA, AND DIPHENYL THIOUREA, AND A SOLVENT WHICH FACILITATES PENETRATION.
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) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |