Equipment for safety – protection – and rescue – Body restraint or protective covering – Face – mouth – or ear
Design Patent
2000-08-07
2001-07-10
McInroy, Ruth (Department: 2914)
Equipment for safety, protection, and rescue
Body restraint or protective covering
Face, mouth, or ear
Design Patent
active
D0444919
CLAIM:
The ornamental design for a welding helmet, as shown and described.
REFERENCES:
patent: D. 310432 (1990-09-01), Boochard
patent: D. 393933 (1998-04-01), Huh
patent: D. 394732 (1998-05-01), Huh
patent: D. 398421 (1998-09-01), Crafoord et al.
patent: D. 419727 (2000-01-01), Verkic et al.
patent: D. 431328 (2000-09-01), Tanner
patent: 4853973 (1989-08-01), Boochard
patent: 5533206 (1996-07-01), Petrie et al.
patent: 6021520 (2000-02-01), Wang-Lee
patent: 6185739 (2001-02-01), Verkic et al.
Kramer Rafael
Termeer James David
Mayer Brown & Platt
McInroy Ruth
Sellstrom Manufacturing Co.
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