US3833513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibiting gel for electrical connectors
Assignee: KAY-FRIES Inc
•
Filing: 1972-02-07
•
Granted: 1974-09-03
•
Expires: 1992-02-07
Abstract
Abstract THIS INVENTION PROVIDES A METAL CORROSION PROTECTION MEDIUM ESPECIALLY DESIGNED AND ADAPTED FOR ELECTRICAL CONNECTORS, THE MEDIUM COMPRISES: (1) A BASE OIL FORMED OF A LIQUID POLYMERIC ESTER OF AN ALKYLENE GLYCOL AND AN ALIPHATIC DICARBOXYLIC ACID, THE POLYMERIC ESTER HAVING A MOLECULAR WEIGHT IN THE RANGE OF FROM ABOUT 400 TO ABOUT 1500, THE ESTER BEING CAPPED BY A MONOHYDRIC ALCOHOL OR A MONOCRBOXYLIC ACID, (2) A GELLING, OR THICKENING, AGENT AND (3) A STABBILIZER COMBINATION INCLUDING (A) AN AROMATIC AMINE ANTIOXIDANT, (B) A HINDERED PHENOL ANTIOXIDANT, (C) A METAL CORROSION INHIBITOR AND (D) A RUST INHIBITOR.
Inventors
- 👤 J Fath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:57
CPC Classifications
C; C23; C23F; C23F11/00; C23F15/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-09-02 | 1978-03-04 | 1978-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-02 | 1982-03-04 | 1982-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-02 | 1986-03-04 | 1986-09-03 | $7700.00 | Window Closed / Lapsed |