Patent
   D384146
Priority
Jun 23 1995
Filed
Dec 21 1995
Issued
Sep 23 1997
Expiry
Sep 23 2011
Assg.orig
Entity
unknown
1
8
n/a
The ornamental design for a laryngectomy filter assembly, as shown.

FIG. 1 is a top plan view;

FIG. 2 is a bottom plan view;

FIG. 3 is a side elevational view;

FIG. 4 is an end elevational view;

FIG. 5 is an exploded perspective view; and,

FIG. 6 is top perspective view.

Smith, Rory James Maxwell

Patent Priority Assignee Title
D914216, Jun 29 2018 3M Innovative Properties Company Nose tab
Patent Priority Assignee Title
5022394, Oct 11 1988 HomeCare of Dearborn Heat and moisture exchanger device for tracheostomy patients
5042468, Feb 13 1989 DNB NOR BANK ASA, NORGE, FILIAL SVERIGE Breathing device
5195527, May 19 1989 INTERSURGICAL AG Respiratory filters
5435306, Jan 25 1993 Mallinckrodt Medical, Inc. Method for connecting a tracheostomy tube to a neckplate
5485837, Nov 23 1993 Strap for combining tracheotomy tube and moist air mask
5488947, Aug 30 1994 Sleep aid device
5520174, Feb 14 1994 Tracheostomy tube guard
D313673, Jun 27 1988 Filtered resuscitation mouthpiece assembly with separable operator and patient mouthpiece structures
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 21 1995Kapitex Healthcare Limited(assignment on the face of the patent)
Jan 02 1996SMITH, RORY J M Kapitex Healthcare LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0081280928 pdf
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