Patent
   D304612
Priority
Jan 12 1987
Filed
Jan 12 1987
Issued
Nov 14 1989
Expiry
Nov 14 2003
Assg.orig
Entity
unknown
11
7
n/a
The ornamental design for a laser smoke particulate/odor filter unit for use in surgical environments, as shown and described.

FIG. 1 is a perspective view of a laser smoke particulate/odor filter unit for use in surgical environments showing the new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a front elevational view, the rear being substantially a mirror image thereof.

Stackhouse, Wyman H., Williamson, Ian M.

Patent Priority Assignee Title
6370695, Jan 16 1998 Depuy Orthopaedics, Inc. Head gear apparatus
6391102, Mar 21 2000 MICROTEK MEDICAL, INC Air filtration system with filter efficiency management
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
7937779, Jul 18 2003 DePuy Products Head gear apparatus having improved air flow arrangement
D959601, May 30 2020 Precipitate infusion filter
ER155,
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2055774,
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117566,
D291593, Sep 11 1985 Coherent, Inc Air filtration unit housing for use with laser surgery
NO105159,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 09 1987STACKHOUSE, WYMAN H W STACKHOUSE ASSOCIATES, INC , 150 SIERRA STREET, A CORP OF CAASSIGNMENT OF ASSIGNORS INTEREST 0046590571 pdf
Jan 09 1987WILLIAMSON, IAN M W STACKHOUSE ASSOCIATES, INC , 150 SIERRA STREET, A CORP OF CAASSIGNMENT OF ASSIGNORS INTEREST 0046590571 pdf
Jan 12 1987W. Stackhouse Associates, Inc.(assignment on the face of the patent)
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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