Surfboard fin
Description
FIG. 1 is a bottom plan view of a surfboard fin showing my new design;
FIG. 2 is a side elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a front elevational view thereof; and
FIG. 5 is a rear elevational view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D168482 | December 1952 | Sol et al. |
D206561 | December 1966 | Sackett |
D220137 | March 1971 | Kwiatkowski |
1639675 | August 1927 | Snadecki |
3025027 | March 1962 | Ferreira |
3159132 | December 1964 | Petrich |
3289227 | December 1966 | Kelly |
3515089 | June 1970 | Taggart |
3659300 | May 1972 | Johnson |
3999496 | December 28, 1976 | Mirande |
4096819 | June 27, 1978 | Evinrude |
1491403 | July 1967 | FRX |
Patent History
Patent number: D261916
Type: Grant
Filed: Mar 19, 1979
Date of Patent: Nov 17, 1981
Inventor: Carleton R. Knox (Carlsbad, CA)
Primary Examiner: T. Tung
Law Firm: Knox & Knox
Application Number: 6/21,845
Type: Grant
Filed: Mar 19, 1979
Date of Patent: Nov 17, 1981
Inventor: Carleton R. Knox (Carlsbad, CA)
Primary Examiner: T. Tung
Law Firm: Knox & Knox
Application Number: 6/21,845
Classifications
Current U.S. Class:
D21/231
International Classification: D2102;
International Classification: D2102;