US3056744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile assistant
Assignee: GAF Chemicals Corp
•
Filing: 1957-09-18
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Granted: 1962-10-02
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Expires: 1977-09-18
Abstract
No abstract record available.
Inventors
- 👤 Joseph P Copes
- 👤 George M Gantz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:39
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/244; D06M13/282; D06M13/292; D06M13/295; D06M7/00; D06M2200/00; D06M2200/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
A THIXOTROPICALLY THICKENED TEXTILE ASSISTANT COMPOSITION COMPRISING 50 TO 98% BY WEIGHT OF A HYDROCARBON MINERAL OIL HAVING A SAYBOLT VISCOSITY OF 50 TO 355 AT 100*F., 1 TO 10% BY WEIGHT OF AN ORGANIC PHOSPHORIC ACID ESTER OF THE CLASS CONSISTING OF THOSE OF THE FOLLOWING FORMULAE:
Claim 2
Dependent Claim
48 words
A THIXOTROPICALLY THICKENED TEXTILE ASSISTANT COMPOSITION COMPRISING 50 TO 98% BY WEIGHT OF A HYDROCARBON MINERAL OIL HAVING A SAYBOLT VISCOSITY OF 50 TO 355 AT 100*F., 1 TO 10% BY WEIGHT OF AN ORGANIC PHOSPHORIC ACID ESTER OF THE CLASS CONSISTING OF THOSE OF THE FOLLOWING FORMULAE:
References Cited (Backward Citations)
US2548156A
Cited
US2805922A
Cited
US2730498A
Cited
US2817646A
Cited
US2898301A
Cited
US2958665A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |