Patent US2808349A successfully refreshed from Google Patents.
US2808349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile and other shaped products having antistatic qualities and methods of producing them
Assignee: Rohm and Haas Co
•
Filing: 1955-03-21
•
Granted: 1957-10-01
•
Expires: 1975-03-21
Abstract
No abstract record available.
Inventors
- 👤 Melamed Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:11
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/08; C07D295/084; C07D295/088; C07D295/12; C07D295/125; C07D295/13; C08; C08F; C08F8/00; C08F8/44; D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/263; D06M15/267; D06M15/327; D06M15/333; D06M15/356; D06M15/3562; D21; D21H; D21H17/00; D21H17/20; D21H17/33; D21H17/34; D21H17/41; D21H17/44; D21H17/45; D21H17/455; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2418; Y10T442/2459
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
AN ARTICLE OF MANUFACTURE COMPRISING A SHAPED ARTICLE FORMED OF A HYDROPHOBIC MATERIAL WHICH IN DRY CONDITION NOORMALLY TENDS TO DEVELOP STATIC CHARGES OF ELECTRICITY THEREON, THE SURFACE OF THE MATERIAL CARRYING ADHERED THEREON, FOR THE PURPOSE OF REDUCING THE TENDENCY OF THE ARTICLE TO DEVELOP STATIC CHARGES, A POLYMER OF MONOETHYLENICALLY UNSATURATED MOLECULES COMPRISING AT LEAST 30% BY WEIGHT OF MONOMERIC MOLECULES HAVING THE STRUCTURE OF THE FORMULA
Claim 2
Dependent Claim
69 words
AN ARTICLE OF MANUFACTURE COMPRISING A SHAPED ARTICLE FORMED OF A HYDROPHOBIC MATERIAL WHICH IN DRY CONDITION NOORMALLY TENDS TO DEVELOP STATIC CHARGES OF ELECTRICITY THEREON, THE SURFACE OF THE MATERIAL CARRYING ADHERED THEREON, FOR THE PURPOSE OF REDUCING THE TENDENCY OF THE ARTICLE TO DEVELOP STATIC CHARGES, A POLYMER OF MONOETHYLENICALLY UNSATURATED MOLECULES COMPRISING AT LEAST 30% BY WEIGHT OF MONOMERIC MOLECULES HAVING THE STRUCTURE OF THE FORMULA
References Cited (Backward Citations)
US2595225A
Cited
US2626877A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-30 | 1961-04-01 | 1961-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-30 | 1965-04-01 | 1965-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-30 | 1969-04-01 | 1969-10-01 | $7700.00 | Window Closed / Lapsed |