Motorized pen
Description
FIG. 1 is a top, right front perspective view of a motorized pen showing my new design;
FIG. 2 is a top plan view;
FIG. 3 is a front elevational view;
FIG. 4 is a right side elevational view, the left side being a mirror image thereof;
FIG. 5 is a rear elevational view; and,
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
| D180101 | April 1957 | Robinson |
| D184831 | April 1959 | Palma, Jr. |
| D233690 | November 1974 | Roddon |
| D242632 | December 7, 1976 | McPherson |
| D243331 | February 8, 1977 | Jaunarajs |
| D253595 | December 4, 1979 | Jong |
| D256925 | September 16, 1980 | Postrehovsky et al. |
| 485767 | November 1892 | Lewis |
| 2249906 | July 1941 | Longoria |
| 2467083 | April 1949 | Francis, Jr. |
| 3158936 | December 1964 | Virta |
| 3297003 | January 1967 | Benson |
| 3390460 | July 1968 | Brown et al. |
| 3779652 | December 1973 | Kunitoku |
| 3861077 | January 1975 | Lindquist |
| 3997972 | December 21, 1976 | Jaunarajs |
| 4037283 | July 26, 1977 | Moisiuk |
| 4211012 | July 8, 1980 | Alles et al. |
| 4299506 | November 10, 1981 | Hashimoto |
| 4599799 | July 15, 1986 | Lopez |
Patent History
Patent number: D331778
Type: Grant
Filed: Jun 3, 1991
Date of Patent: Dec 15, 1992
Assignee: Hart Enterprises, Inc. (Vancouver, WA)
Inventor: Richard P. Christen (Sandy, OR)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Martha Thompson
Law Firm: Kolisch, Hartwell, Dickinson, McCormack & Heuser
Application Number: 7/709,449
Type: Grant
Filed: Jun 3, 1991
Date of Patent: Dec 15, 1992
Assignee: Hart Enterprises, Inc. (Vancouver, WA)
Inventor: Richard P. Christen (Sandy, OR)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Martha Thompson
Law Firm: Kolisch, Hartwell, Dickinson, McCormack & Heuser
Application Number: 7/709,449
Classifications