US2839506A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antistatic treatment for hydrophobic synthetic fiber-containing materials
Assignee: Wyeth Holdings LLC
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Filing: 1953-11-16
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Granted: 1958-06-17
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Expires: 1973-11-16
Abstract
No abstract record available.
Inventors
- 👤 Theodore F Cooke
- 👤 Louis J Moretti
- 👤 Jr William J Van Loo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:44
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
69 words
A HEAT-ACTIVATABLE ANTISTATIC COMPOSITION FOR USE ON TEXTILE MATERIALS THAT CONTAIN HYDROPHOBIC SYNTHETIC FIBERS THAT ARE NORMALLY SUBJECT TO THE ACCULATION OF STATIC ELECTRICITY SELECTED FROM THE GROUP CONSISTING OF NYLON CELLULOSE ACETATE, POLYETHYLENE GLYCOL TEREPHTHALATE, AND ACRYLONITRILE POLYMERS, WHICH CONSISTS OF WATER-SOLUBLE, CURABLE MELAMINE-FORMALDEHYDE CONDENSATION PRODUCT AND BETWEEN 22 AND ABOUT 90%, BASED ON THE DRY WEIGHT OF THE RESIN, OF A CUTTING AGENT CONSISTING OF MAGNESIUM CHLORIDE.
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) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |