|
The ornamental design for a green helmet respiratory protection device, as shown and described. |
FIG. 1 is a perspective view of a green helmet respiratory protection device showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a top elevational view thereof;
FIG. 4 is a bottom elevational view thereof;
FIG. 5 is a rear elevational view; and,
FIG. 6 is a side elevational view thereof, the opposite side being a mirror image.
The details shown in broken lines in all views are for illustrative purposes only and form no part of the claimed design. The diagonal line shading represents the color green.
Schlaefer, David R., Saez, M. Antonia
Patent | Priority | Assignee | Title |
D469580, | Mar 10 1998 | 3M Innovative Properties Company | Red helmet respiratory protection device |
D774256, | Aug 27 2015 | Folding helmet | |
D881380, | Oct 16 2017 | Gentex Corporation | Respirator |
Patent | Priority | Assignee | Title |
6035451, | Mar 10 1998 | 3M Innovative Properties Company | Protective helmet system with cam for attaching first and second face shields thereto |
190220, | |||
192071, | |||
216765, | |||
240310, | |||
D277425, | Dec 17 1981 | Protector Safety Industries Limited | Safety helmet |
D299765, | Aug 14 1985 | PROTECTOR TECHNOLOGIES, B V | Helmet or similar article |
D370308, | Jan 12 1994 | Peltor AB | Protective helmet |
D375826, | Oct 16 1995 | BUNZL DISTRIBUTION USA, INC | Cap |
D420770, | Mar 10 1998 | 3M Innovative Properties Company | Top portion of a protective respiratory cap |
D420771, | Mar 10 1998 | 3M Innovative Properties Company | Top portion of a protective respiratory helmet |
D421820, | Mar 10 1998 | 3M Innovative Properties Company | Protective respiratory helmet with rear recess design |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Mar 10 1998 | 3M Innovative Properties Company | (assignment on the face of the patent) | / | |||
Jul 07 1998 | SAEZ, M ANTONIA | Minnesota Mining and Manufacturing Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009759 | /0197 | |
Jul 07 1998 | SCHLAEFER, DAVID R | Minnesota Mining and Manufacturing Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009759 | /0197 | |
Oct 10 2000 | Minnesota Mining and Manufacturing Company | 3M Innovative Properties Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 011047 | /0391 |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |