Patent US3345341A successfully refreshed from Google Patents.
US3345341A
Expired / Lapsed
US
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Synthetic polyamides possessing antibacterial activity
Assignee: Akzona Inc
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Filing: 1963-09-05
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Granted: 1967-10-03
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Expires: 1983-09-05
Abstract
No abstract record available.
Inventors
- 👤 Berry William Rhett
- 👤 Grier Nathaniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:26
CPC Classifications
D; D01; D01F; D01F1/00; D01F1/02; D01F1/10; D01F1/103; C; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/138; Y; Y10; Y10S; Y10S428/00; Y10S428/907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A POLYCAPROLACTAM YARN OR FILAMENT CONTAINING THROUGHOUT THE BODY THEREOF 0.5%-1.5%, BY WEIGHT OF THE POLYMER FROM WHICH THE YARN IS FORMED, OF AN ANTIBACTERIAL AGENT OF THE GROUP CONSISTING OF ALUMINUM PENTACHLOROPHENATE, ZINC PENTACHLOROPHENATE, TIN PENTACHLOROPHENATE, LITHIUM PENTACHLOROPHENATE, CADMIUM PENTACHLOROPHENATE, PENTACHLOROPHENYL PHOSPHATE, AND PENTACHLOROPHENYL BENZOATE, WHEREBY THE YARN OR FILAMENT WILL RETAIN ITS ANTIBACTERIAL ACTIVITY AFTER IT HAS BEEN SUBJECTED TO REPEATED WET PROCESSING TREATMENTS.
Claim 2
Dependent Claim
66 words
A POLYCAPROLACTAM YARN OR FILAMENT CONTAINING THROUGHOUT THE BODY THEREOF 0.5%-1.5%, BY WEIGHT OF THE POLYMER FROM WHICH THE YARN IS FORMED, OF AN ANTIBACTERIAL AGENT OF THE GROUP CONSISTING OF ALUMINUM PENTACHLOROPHENATE, ZINC PENTACHLOROPHENATE, TIN PENTACHLOROPHENATE, LITHIUM PENTACHLOROPHENATE, CADMIUM PENTACHLOROPHENATE, PENTACHLOROPHENYL PHOSPHATE, AND PENTACHLOROPHENYL BENZOATE, WHEREBY THE YARN OR FILAMENT WILL RETAIN ITS ANTIBACTERIAL ACTIVITY AFTER IT HAS BEEN SUBJECTED TO REPEATED WET PROCESSING TREATMENTS.
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |