Welding helmet
Latest Polison Corporation Patents:
Description
FIG. 1 is perspective view of a welding helmet showing my new design;
FIG. 2 is a front side elevation view thereof;
FIG. 3 is a rear side elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Claims
The ornamental design for a welding helmet, as shown and described.
Referenced Cited
U.S. Patent Documents
D393933 | April 28, 1998 | Huh |
D394732 | May 26, 1998 | Huh |
D398421 | September 15, 1998 | Crafoord et al. |
D419727 | January 25, 2000 | Verkic et al. |
D431328 | September 26, 2000 | Tanner |
D446887 | August 21, 2001 | Young |
D481832 | November 4, 2003 | Huh |
D482502 | November 18, 2003 | Huh |
D482503 | November 18, 2003 | Huh |
D489492 | May 4, 2004 | Wu |
Patent History
Patent number: D499215
Type: Grant
Filed: Dec 29, 2003
Date of Patent: Nov 30, 2004
Assignee: Polison Corporation (Kaohsiung)
Inventor: Chen-San Cheng (Kaohsiung)
Primary Examiner: Ruth McInroy
Attorney, Agent or Law Firm: Leong C. Lei
Application Number: 29/196,318
Type: Grant
Filed: Dec 29, 2003
Date of Patent: Nov 30, 2004
Assignee: Polison Corporation (Kaohsiung)
Inventor: Chen-San Cheng (Kaohsiung)
Primary Examiner: Ruth McInroy
Attorney, Agent or Law Firm: Leong C. Lei
Application Number: 29/196,318
Classifications
Current U.S. Class:
Including Transparent Eye Shield (e.g., Welder's Mask, Glare Shield) (D29/110)
International Classification: 2902;
International Classification: 2902;