Watercraft stabilizing flotation structure
Description
FIG. 1 is a perspective view of watercraft stabilizing flotation structure showing my new design;
FIG. 2 is a side elevational view thereof, the opposite side elevational view being a mirror image of that shown;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a front elevational view; and
FIG. 6 is a rear elevational view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
3648641 | March 1972 | Normand, Jr. |
4694770 | September 22, 1987 | Kitner et al. |
2474991 | August 1981 | FRX |
207287 | September 1986 | JPX |
2113156 | August 1983 | GBX |
8705273 | September 1987 | WOX |
Patent History
Patent number: D308042
Type: Grant
Filed: Feb 17, 1987
Date of Patent: May 22, 1990
Inventors: William M. Kitner (Rolling Hills Estates, CA), Thomas J. Calamia (El Monte, CA), James R. Keahey (Buena Park, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Kay H. Chin
Attorney: Albert O. Cota
Application Number: 7/15,722
Type: Grant
Filed: Feb 17, 1987
Date of Patent: May 22, 1990
Inventors: William M. Kitner (Rolling Hills Estates, CA), Thomas J. Calamia (El Monte, CA), James R. Keahey (Buena Park, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Kay H. Chin
Attorney: Albert O. Cota
Application Number: 7/15,722
Classifications