Safety knob
Description
FIG. 1 is a perspective view of a safety knob showing our new design;
FIG. 2 is a side view thereof, the opposite side being a mirror image thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
| D203867 | February 1966 | Russell et al. |
| D238047 | December 1975 | Meroni |
| 703564 | July 1902 | Ellison |
| 1412720 | April 1922 | Szafranski |
| 1621876 | March 1927 | Doerr |
| 1668403 | May 1928 | Haven |
| 2039011 | April 1936 | Leonard |
| 2449711 | September 1948 | Milligan |
| 2525562 | October 1950 | Reeves |
| 3035567 | May 1962 | Reeves |
| 3200807 | August 1965 | Culligan |
| 3462183 | August 1969 | Dudley et al. |
| 3764103 | October 1973 | Oliverio |
| 4300525 | November 17, 1981 | Delgado et al. |
Patent History
Patent number: D378045
Type: Grant
Filed: Sep 25, 1995
Date of Patent: Feb 18, 1997
Inventors: Luke E. Lewis (Jackson, MS), Christopher E. Lewis (Jackson, MS)
Primary Examiner: Paula A. Mortimer
Law Firm: Burd, Bartz & Gutenkauf
Application Number: 0/44,508
Type: Grant
Filed: Sep 25, 1995
Date of Patent: Feb 18, 1997
Inventors: Luke E. Lewis (Jackson, MS), Christopher E. Lewis (Jackson, MS)
Primary Examiner: Paula A. Mortimer
Law Firm: Burd, Bartz & Gutenkauf
Application Number: 0/44,508
Classifications
Current U.S. Class:
D/8307