Patent
   D303166
Priority
Aug 25 1986
Filed
Aug 25 1986
Issued
Aug 29 1989
Expiry
Aug 29 2003
Assg.orig
Entity
unknown
14
5
n/a
The ornamental design for a clean room safety hood, as shown.

FIG. 1 is a perspective view of a clean room safety hood showing our new design, the hose shown broken away for convenience of illustration;

FIG. 2 is a left side elevational view;

FIG. 3 is a front elevational view;

FIG. 4 is a rear elevational view;

FIG. 5 is a bottom plan view; and

FIG. 6 is a top plan view.

Stackhouse, Wyman H., Williamson, Ian M.

Patent Priority Assignee Title
6370695, Jan 16 1998 Depuy Orthopaedics, Inc. Head gear apparatus
6393617, Jan 16 1998 Depuy Orthopaedics, Inc. Head gear apparatus
6513168, Jan 16 1998 Depuy Orthopaedics, Inc. Head gear apparatus
6711748, Jan 16 1998 DEPUY SYNTHES PRODUCTS, INC Head gear apparatus having movably mounted fan
6990691, Jul 18 2003 DePuy Products, Inc.; DEPUY PRODUCTS, INC Head gear apparatus
7200873, Jul 18 2003 DePuy Products, Inc. Head gear apparatus having improved air flow arrangement
7937775, Aug 09 2005 MICROTEK MEDICAL, INC Surgical protective head gear assembly including high volume air delivery system
7937779, Jul 18 2003 DePuy Products Head gear apparatus having improved air flow arrangement
D354348, Jul 19 1993 Smoke protective hood
D382084, Jan 05 1996 NO FADE COATINGS, INC Environmental safety hood
D416358, Mar 18 1996 Survitec Group Limited Spray hood for use with a life jacket
D547442, Oct 14 2005 Avon Polymer Products Limited Escape hood
D735846, Jun 13 2012 Kimberly-Clark Worldwide, Inc Integrated mask and hood
D764050, Jun 13 2012 Kimberly-Clark Worldwide, Inc. Integrated mask and hood
Patent Priority Assignee Title
3098233,
3202150,
4387471, May 18 1981 Retainer for surgeon's eye glasses
4411023, Oct 13 1981 Smoke protective hood
D261073, Feb 05 1979 Combined fireman's hood and face mask
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 11 1986STACKHOUSE, WYMAN H W STACKHOUSE ASSOCIATES, INC , A CORP OF CAASSIGNMENT OF ASSIGNORS INTEREST 0045950422 pdf
Aug 11 1986WILLIAMSON, IAN M W STACKHOUSE ASSOCIATES, INC , A CORP OF CAASSIGNMENT OF ASSIGNORS INTEREST 0045950422 pdf
Dec 29 1988W STACKHOUSE ASSOCIATES, INC , A CA CORP STACKHOUSEASSIGNMENT OF ASSIGNORS INTEREST 0050240185 pdf
Dec 29 1988W STACKHOUSE ASSOCIATES, INC , A CA CORP STACKHOUSE, WYMANASSIGNMENT OF ASSIGNORS INTEREST 0050240185 pdf
Dec 29 1988STACKHOUSE, WYMANSTACK HOLDINGS, INC ASSIGNMENT OF ASSIGNORS INTEREST 0051560628 pdf
Dec 29 1988STACKHOUSE, MILDREDSTACK HOLDINGS, INC ASSIGNMENT OF ASSIGNORS INTEREST 0051560628 pdf
Dec 08 1994STACKHOUSE, WYMAN H STACKHOUSE, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0072510238 pdf
Dec 08 1994WILLIAMSON, IAN M STACKHOUSE, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0072510238 pdf
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