US3723941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mountable spring wire grounding clip
Assignee: Individual
•
Filing: 1971-05-24
•
Granted: 1973-03-27
•
Expires: 1991-05-24
Abstract
Abstract Grounding connection between the mounting strap of a wiring device and the metal housing in which the device is mounted by the strap is achieved by means of a spring clip designed for use with the mounting strap to ensure continuity of electrical connection between the strap and metal housing.
Inventors
- 👤 W Schumacher
- 👤 R Cressman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:40
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/648; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/97; Y10S411/999
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A grounding clip comprising a formed strand of spring wire, said strand being formed into an upper oversized loop lying generally in an upper plane, said loop larger than the head of a screw associated therewith, said strand being formed into a lower undersized divided loop, said loop lying generally in a lower plane, said lower loop being connected to the upper loop and said lower loop being of a size smaller than the shank of a screw member with which it is associated, and the ends of said strand extending from the lower loop being bent upward and inward to grip a plate lying generally between the upper and lower planes.
Claim 2
Dependent Claim
112 words
A grounding clip comprising a formed strand of spring wire, said strand being formed into an upper oversized loop lying generally in an upper plane, said loop larger than the head of a screw associated therewith, said strand being formed into a lower undersized divided loop, said loop lying generally in a lower plane, said lower loop being connected to the upper loop and said lower loop being of a size smaller than the shank of a screw member with which it is associated, and the ends of said strand extending from the lower loop being bent upward and inward to grip a plate lying generally between the upper and lower planes.
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) | 1976-03-26 | 1976-09-25 | 1977-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-26 | 1980-09-25 | 1981-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-26 | 1984-09-25 | 1985-03-27 | $7700.00 | Window Closed / Lapsed |