Protective face shield
Description
FIG. 1 is a right side elevational view of a protective face shield showing my new design, the left side being a mirror image;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof; and,
FIG. 5 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Other references
D198718 | July 1964 | Colley |
D224281 | July 1972 | Padilla |
D229587 | December 1973 | Haggerty |
D266795 | November 9, 1982 | Gronborg |
D283940 | May 27, 1986 | Bally |
D318147 | July 9, 1991 | Russell |
4495657 | January 29, 1985 | Bay |
- Occupational Hazards, Nov. 1961, p. 19, "Dockson Corp. Plastic Window #26-L-top right hand page".
Patent History
Patent number: D331820
Type: Grant
Filed: Sep 14, 1990
Date of Patent: Dec 15, 1992
Inventor: Thomas A. Scanlon (Barrington, RI)
Primary Examiner: A. Hugo Word
Assistant Examiner: Ruth McInroy
Attorney: Robert J. Doherty
Application Number: 7/581,972
Type: Grant
Filed: Sep 14, 1990
Date of Patent: Dec 15, 1992
Inventor: Thomas A. Scanlon (Barrington, RI)
Primary Examiner: A. Hugo Word
Assistant Examiner: Ruth McInroy
Attorney: Robert J. Doherty
Application Number: 7/581,972
Classifications
Current U.S. Class:
D29/17