PTO
Wrapper
PDF
|
Dossier
Espace
Google
|
|
Patent
D756516
|
Priority
Mar 10 2014
|
Filed
Mar 10 2014
|
Issued
May 17 2016
|
Expiry
May 17 2030
TERM.DISCL.
|
|
Assg.orig
|
|
Entity
unknown
|
8
|
19
|
n/a
|
|
|
The ornamental design for a pupil expander, as shown and described.
|
FIG. 1 is a perspective view of the pupil expander of the present invention.
FIG. 2 is a front view of the pupil expander of the present invention.
FIG. 3 is a back view of the pupil expander of the present invention.
FIG. 4 is a first side view of the pupil expander of the present invention;
FIG. 5 is a second side view of the pupil expander of the present invention.
FIG. 6 is a top view of the pupil expander of the present invention; and,
FIG. 7 is a bottom view of the pupil expander of the present invention.
Zacher, Rudolph F., Chon, James Y., Chin, Hsin S.
Patent |
Priority |
Assignee |
Title |
D831218, |
Mar 08 2017 |
Knetik, Lda. |
Polishing piece for ophthalmic lenses |
D863390, |
May 17 2013 |
Johnson & Johnson Vision Care, Inc. |
Ophthalmic lens |
D943095, |
Mar 26 2020 |
BioGenware, LLC |
Eyelid speculum |
D958997, |
Nov 21 2019 |
MAXELL HOLDINGS, LTD ; MAXELL, LTD |
Swallowing sensor |
ER2192, |
|
|
|
ER2307, |
|
|
|
ER3471, |
|
|
|
ER6307, |
|
|
|
Patent |
Priority |
Assignee |
Title |
3998217, |
Jan 13 1975 |
William E., Trumbull; James J., Cogley |
Surgical retractor device |
5163419, |
Apr 04 1991 |
|
Device for expanding the pupil of a human eye |
6440065, |
Oct 01 2001 |
The Nemours Foundation |
Single-use disposable eyelid speculum, eye examination kit, and method for examining a patient's eye |
6497700, |
Jun 28 2001 |
|
Multi-function surgical instrument for facilitating ophthalmic laser surgery |
6620098, |
Dec 03 1998 |
Milvella PTY LTD |
Device for dilating a pupil and/or maintaining a pupil in a dilated state |
20020022211, |
|
|
|
20070208228, |
|
|
|
20070238933, |
|
|
|
D489130, |
Jan 21 2003 |
MORIA S A |
Eye speculum |
D504721, |
Dec 06 2002 |
Discus Dental, LLC |
Retractor |
D505203, |
Jan 21 2002 |
MORIA S A |
Eye speculum |
D533664, |
Jan 19 2004 |
Synthes USA, LLC |
Surgical aiming device |
D535024, |
Sep 15 2004 |
Bionix, LLC |
Patient positioning frame |
D536094, |
Sep 15 2004 |
Bionix, LLC |
Patient positioning frame |
D581531, |
Apr 11 2006 |
COOPER SURGICAL, INC |
Tissue retractor frame |
D617455, |
Jul 30 2008 |
GC Corporation |
Angulus oris dilating implement |
D630736, |
Mar 27 2010 |
Shyh-Jen, Wang |
Open-end ratchet rack of retractor |
D686729, |
Oct 18 2011 |
Oasis Medical, Inc. |
Ophthalmic structure |
D711536, |
Apr 27 2012 |
ESSILOR INTERNATIONAL COMPAGNIE GENERALE D OPTIQUE |
Optical parameter measuring instrument |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a