US3342762A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyamide fibers containing lubricant
Assignee: Monsanto Co
•
Filing: 1964-10-09
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Granted: 1967-09-19
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Expires: 1984-10-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Lawrence W Crovatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:32
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/16; C08K5/20; D; D01; D01F; D01F6/00; D01F6/78; D01F6/80
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A FIBER-FORMING SYNTHETIC LINEAR POLYAMIDE, WHICH COMPRISES, THE PRODUCT OBTAINED BY REACTING AT A TEMPERATURE OF BETWEEN 180*C. AND 300*C., REACTANTS COMPRISING, (A) A POLYPMIDE FORMING MONOMER CONSISTING OF THE SALT FORMED BY SUBSTANTIALLY EQUIMOLECULAR PORTIONS OF ADIPIC ACID AND HEXAMETHYLENE DIAMINE, AND (B) FROM 0.1 TO ABOUT 2.5 MOLE PERCENT BASED ON THE MOLES OF (A) OF AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF N,N''HEXAMETHYLENE BIS-STEARAMIDE, AND 12-HYDROXY STEARIC ACID.
Claim 2
Dependent Claim
72 words
A FIBER-FORMING SYNTHETIC LINEAR POLYAMIDE, WHICH COMPRISES, THE PRODUCT OBTAINED BY REACTING AT A TEMPERATURE OF BETWEEN 180*C. AND 300*C., REACTANTS COMPRISING, (A) A POLYPMIDE FORMING MONOMER CONSISTING OF THE SALT FORMED BY SUBSTANTIALLY EQUIMOLECULAR PORTIONS OF ADIPIC ACID AND HEXAMETHYLENE DIAMINE, AND (B) FROM 0.1 TO ABOUT 2.5 MOLE PERCENT BASED ON THE MOLES OF (A) OF AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF N,N''HEXAMETHYLENE BIS-STEARAMIDE, AND 12-HYDROXY STEARIC ACID.
References Cited (Backward Citations)
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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) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |