US3425863A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for imparting antistatic and hydrophobic properties to a synthetic textile material
Assignee: Bayer AG
•
Filing: 1964-10-20
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Granted: 1969-02-04
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Expires: 1984-10-20
Abstract
No abstract record available.
Inventors
- 👤 Hans-Ludwig Honig
- 👤 Gunter Kolb
- 👤 Walter Wunder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:35
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/263; D06M15/267; D06M15/37; D06M15/643; D06M15/6436
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A PROCESS FOR FINISHING SYNTHETIC TEXTILES PRONE TO ACQUIRING AN ELECTROSTATIC CHARGE COMPRISING IMPREGNATING THE TEXTILES WITH AN ACTIVE AMOUNT OF A MIXTURE OF A HYDROPHOBIC AGENT AND POLYMERS OF A SALT OF A PRIMARY AMINO ESTER OF A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
43 words
A PROCESS FOR FINISHING SYNTHETIC TEXTILES PRONE TO ACQUIRING AN ELECTROSTATIC CHARGE COMPRISING IMPREGNATING THE TEXTILES WITH AN ACTIVE AMOUNT OF A MIXTURE OF A HYDROPHOBIC AGENT AND POLYMERS OF A SALT OF A PRIMARY AMINO ESTER OF A COMPOUND OF THE FORMULA
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) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |