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Patent
D821577
Priority
Jul 25 2016
Filed
Jan 25 2017
Issued
Jun 26 2018
Expiry
Jun 26 2033
Assg.orig
Entity
unknown
14
30
n/a
The ornamental design for a retractor, as shown and described.
FIG. 1 is a front perspective view of a retractor showing our new design.
FIG. 2 is a front elevational view thereof.
FIG. 3 is a rear elevational view thereof.
FIG. 4 is a right side elevational view thereof.
FIG. 5 is a left side elevational view thereof.
FIG. 6 is a top plan view thereof.
FIG. 7 is a bottom plan view thereof.
FIG. 8 is a cross-sectional view thereof, taken along line 8 -8 of FIG. 2 ; and,
FIG. 9 is a perspective view thereof, showing the retractor in use after being inserted into a chest or an abdomen from a small incision, the retractor being deformed in a ring shape in a body, so as to keep the opened part in the opened state.
The broken lines illustrate environmental structure and form no part of the claimed design.
Yamasaki, Haruhiko , Morishita, Yoshiro , Shibata, Toshihiko , Mitsuhashi, Katsunori
Patent
Priority
Assignee
Title
10799230 ,
Feb 12 2019
Lateral retractor system for minimizing muscle damage in spinal surgery
10856861 ,
Feb 12 2019
Lateral retractor system for minimizing muscle damage in spinal surgery
10925593 ,
Feb 12 2019
Lateral retractor system for minimizing muscle damage in spinal surgery
11246582 ,
Feb 12 2019
MB INNOVATIONS, INC
Dual-motion rotation and retraction system for minimizing muscle damage in spinal surgery
11389149 ,
Feb 12 2019
Dual-motion rotation and retraction system for minimizing muscle damage in spinal surgery
11744569 ,
Feb 12 2019
Lateral retractor system for minimizing muscle damage in spinal surgery
D851247 ,
Oct 26 2017
Howmedica Osteonics Corp.
Direct superior retractor handle
D851761 ,
Oct 26 2017
Howmedica Osteonics Corp.
Direct superior retractor
D882780 ,
Jan 11 2019
Surgical spinal dilator
D975849 ,
Feb 23 2021
ARK PRODUCTS, LLC
Tongue depressor tip
D989304 ,
Feb 23 2021
ARK PRODUCTS, LLC
Tongue depressor tip
ER245 ,
ER611 ,
ER9512 ,
Patent
Priority
Assignee
Title
2969059 ,
3364919 ,
3828476 ,
3892902 ,
3994045 ,
Aug 11 1975
Craft, Inc.
Easel hinge
4614000 ,
Jun 19 1984
Pacon Manufacturing Corp.
Patient undersheet for preventing bed sores
4738248 ,
Jul 17 1986
SURGICAL DYNAMICS, INCORPORATED, A CORP OF DE
Surgical retractors
6224547 ,
Nov 26 1999
Tongue depressor for use on oral examinations
6323832 ,
Sep 27 1986
TOHOKU UNIVERSITY
Color display device
7352339 ,
Aug 26 1997
PHILIPS LIGHTING NORTH AMERICA CORPORATION
Diffuse illumination systems and methods
20040186353 ,
20130190619 ,
20130201093 ,
20140323811 ,
D255557 ,
Jan 30 1978
Pendant
D320658 ,
Jun 07 1989
ADEPT MED INTERNATIONAL, INC , A CA CORP
Surgical retractor
33222 ,
D343235 ,
Oct 17 1991
MINNESOTA SCIENTIFIC, INC
Surgical retractor blade
D343236 ,
Jan 10 1992
Adept-Med International, Inc.
Surgical retractor blade
D346022 ,
Sep 08 1992
Adept-Med International, Inc.
Abdominal retractor
D376971 ,
Jan 03 1996
No-pin hinge
D378968 ,
Mar 24 1994
LIBERTYVILLE SADDLE SHOP, INC
Shock absorbing cone cushion material
D428323 ,
Dec 03 1998
The Eastern Company
Joint and arm portions of spring biased hinge
D433134 ,
May 04 1999
The Board of Trustees of the University of Illinois
Tongue retractor
D467590 ,
Sep 10 2001
Rotating wrist support
D498845 ,
Jun 12 2003
PINE RIDGE HOLDINGS PTY LIMITED
Surgical retractor blade
D582249 ,
Oct 02 2007
S.P.E.P. ACQUISITION CORP.
T-hinge strap
D745965 ,
Aug 15 2013
Intuitive Surgical Operations, Inc
Surgical instrument shaft with hole pattern
D746450 ,
Aug 15 2013
INTUITIVE SURGICAL OPERATION, INC
Surgical instrument shaft with hole pattern
D748257 ,
Oct 24 2014
PRYTIME MEDICAL DEVICES, INC
Guiding catheter tip
Executed on Assignor Assignee Conveyance Frame Reel Doc
Jan 25 2017 OSAKA CITY UNIVERSITY (assignment on the face of the patent) /
Jan 25 2017 OZK CO., LTD. (assignment on the face of the patent) /
Jan 25 2017 SHINWA SYOJI CO., LTD. (assignment on the face of the patent) /
Feb 01 2017 MITSUHASHI, KATSUNORI SHINWA SYOJI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
pdf
Feb 01 2017 YAMASAKI, HARUHIKO SHINWA SYOJI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
pdf
Feb 01 2017 SHIBATA, TOSHIHIKO SHINWA SYOJI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
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Feb 01 2017 MORISHITA, YOSHIRO OZK CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
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Feb 01 2017 MITSUHASHI, KATSUNORI OZK CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
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Feb 01 2017 YAMASAKI, HARUHIKO OZK CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
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Feb 01 2017 SHIBATA, TOSHIHIKO OZK CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
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Feb 01 2017 MORISHITA, YOSHIRO OSAKA CITY UNIVERSITY ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
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Feb 01 2017 MITSUHASHI, KATSUNORI OSAKA CITY UNIVERSITY ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
pdf
Feb 01 2017 YAMASAKI, HARUHIKO OSAKA CITY UNIVERSITY ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
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Feb 01 2017 SHIBATA, TOSHIHIKO OSAKA CITY UNIVERSITY ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
pdf
Feb 01 2017 MORISHITA, YOSHIRO SHINWA SYOJI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 041686 /0976
pdf
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