Ball point pen
Description
FIG. 1 is a right front perspective view of a ball point pen showing our new design, with the writing tip in a retracted position;
FIG. 2 is a front elevational view with the writing tip in an extended position;
FIG. 3 is a right side elevational view of FIG. 2, the left side being a mirror image thereof;
FIG. 4 is a rear elevational view of FIG. 2;
FIG. 5 is a right front perspective view of FIG. 1 in an exploded condition;
FIG. 6 is a top plan view of FIG. 2; and
FIG. 7 is a bottom plan view of FIG. 2.
Referenced Cited
U.S. Patent Documents
| D57397 | March 1921 | Taussig |
| D107964 | January 1938 | Marshall |
| D174250 | March 1955 | Daniels |
| D208680 | September 1967 | Summers |
| D256136 | July 29, 1980 | Muller |
| D284773 | July 22, 1986 | Schwartz et al. |
| D285730 | September 16, 1986 | Bulwick |
| D287603 | January 6, 1987 | Bruhn |
| D307034 | April 3, 1990 | Petterson |
| D310542 | September 11, 1990 | Regnault |
| D314978 | February 26, 1991 | Oka |
Patent History
Patent number: D323186
Type: Grant
Filed: Oct 6, 1989
Date of Patent: Jan 14, 1992
Assignee: Binney & Smith Inc. (Easton, PA)
Inventors: David K. Clark (Macungie, PA), Sam D. Han (Allentown, PA), James F. Kowalczyk (Bethlehem, PA), Charles W. Dietterich (Brodheadsville, PA)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Martha Thompson
Law Firm: Leydig, Voit & Mayer
Application Number: 7/418,290
Type: Grant
Filed: Oct 6, 1989
Date of Patent: Jan 14, 1992
Assignee: Binney & Smith Inc. (Easton, PA)
Inventors: David K. Clark (Macungie, PA), Sam D. Han (Allentown, PA), James F. Kowalczyk (Bethlehem, PA), Charles W. Dietterich (Brodheadsville, PA)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Martha Thompson
Law Firm: Leydig, Voit & Mayer
Application Number: 7/418,290