Ball point pen tip
Latest D.T.C. Industries Limited Patents:
Description
FIG. 1 is a side elevational view of a ball-point pen tip showing our new design, all other sides being identical thereto;
FIG. 2 is a bottom plan view; and,
FIG. 3 is a top plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D130436 | November 1941 | Nissen, Jr. |
D157917 | March 1950 | Stewart |
D157918 | March 1950 | Stewart |
D195708 | July 1963 | Nakada |
D196993 | November 1963 | Green |
3977798 | August 31, 1976 | Kuparinen |
635692 | April 1950 | GBX |
772321 | April 1957 | GBX |
Patent History
Patent number: D333152
Type: Grant
Filed: Jan 19, 1989
Date of Patent: Feb 9, 1993
Assignee: D.T.C. Industries Limited
Inventors: Por Anavil (Bangkok), Julian M. H. Deeley (Bangkok)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Martha Thompson
Law Firm: Blakely, Sokoloff, Taylor & Zafman
Application Number: 7/299,735
Type: Grant
Filed: Jan 19, 1989
Date of Patent: Feb 9, 1993
Assignee: D.T.C. Industries Limited
Inventors: Por Anavil (Bangkok), Julian M. H. Deeley (Bangkok)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Martha Thompson
Law Firm: Blakely, Sokoloff, Taylor & Zafman
Application Number: 7/299,735
Classifications