US2805964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of plastics
Assignee: Pennwalt Corp
•
Filing: 1956-04-04
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Granted: 1957-09-10
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Expires: 1976-04-04
Abstract
No abstract record available.
Inventors
- 👤 William M Lee
- 👤 Muller Louis Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:03
CPC Classifications
C; C07; C07C; C07C317/00; C07C317/16; C07C317/18; C08; C08J; C08J7/00; C08J7/04; C08J7/06; C08J7/065; D; D06; D06M; D06M13/00; D06M13/244; D06M13/248; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/2967; Y10T428/2969; Y10T442/00; Y10T442/20; Y10T442/2418; Y10T442/2467
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A PROCESS FOR IMPARTING ANTISTATIC PROPERTIES TO NONCELLULOSE HYDROPHOBIC SYNTHETIC PLASTIC MATERIALS IN THE FORM OF FIBERS, YARNS, FILAMENTS, FILM, TEXTILES AND THE LIKE WHICH COMPRSES DEPOSITING ON SAID MATERIALS FROM 0.5 TO 5% OF AN ANTISTATIC AGENT COMPRISING A COMPOUND SELECTED FROM THE CLASS CONSISTING OF
Claim 2
Dependent Claim
47 words
A PROCESS FOR IMPARTING ANTISTATIC PROPERTIES TO NONCELLULOSE HYDROPHOBIC SYNTHETIC PLASTIC MATERIALS IN THE FORM OF FIBERS, YARNS, FILAMENTS, FILM, TEXTILES AND THE LIKE WHICH COMPRSES DEPOSITING ON SAID MATERIALS FROM 0.5 TO 5% OF AN ANTISTATIC AGENT COMPRISING A COMPOUND SELECTED FROM THE CLASS CONSISTING OF
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) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |