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Patent
   D721678
Priority
May 03 2013
Filed
May 03 2013
Issued
Jan 27 2015
Expiry
Jan 27 2029
Inventors
Thomas, Ra…
Assg.orig
3M Innovat…
Assg.curr
3M Innovat…
Entity
unknown
Referenced by
10
References
42
Maint.:
n/a
The ornamental design for an ear tip, as shown and described.

FIG. 1 is a perspective view of a new, original, and ornamental design for an ear tip.

FIG. 2 is a front view thereof, the rear view, left view and right view being identical thereto;

FIG. 3 is a top view thereof; and,

FIG. 4 is a bottom view thereof.

The broken line showing portions of the article is included for the purpose of illustrating environmental structure and forms no part of the claimed design. Any shading is provided to illustrate contour only and is not an indication of surface texture.
INVENTORS:

Thomas, Ravi

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D735180, Apr 18 2014 SureFire, LLC Acoustic coupler
D757925, May 20 2014 3M Innovative Properties Company Earplug tip
D803192, May 25 2016 Eartip for earphone
D826905, Apr 08 2015 Fender Musical Instruments Corporation Tri-tab ear retention fitment
D873390, Apr 20 2015 Sanoh Industrial Co., Ltd. High-pressure fuel line
D910601, Jun 24 2020 Pair of earbuds
D914648, Aug 15 2020 Earphone
D922984, Oct 25 2019 Bose Corporation Earbud
D922987, Aug 24 2020 CHARJENPRO Ear tip with three layer sleeves
D980194, Apr 14 2021 Earphone
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
1057926,
1431674,
2398532,
2519316,
27639,
2888921,
2939923,
3123069,
3135032,
3238854,
3303902,
3539031,
3702123,
3783864,
4253452, May 24 1979 Cabot Safety Intermediate Corporation Ear plug assembly
4325453, Jun 11 1980 Pneumatic headset
4498469, Oct 22 1980 Gullfiber AB Ear plug as well as a method and apparatus for the production thereof
4774938, Apr 09 1987 SPERIAN HEARING PROTECTION, LLC DELAWARE LIMITED LIABILITY COMPANY Slow recovery earplug with largely impenetrable surface
5002151, Dec 05 1986 ReSound Corporation Ear piece having disposable, compressible polymeric foam sleeve
5068902, Nov 13 1986 Epic Corporation Method and apparatus for reducing acoustical distortion
5435043, Nov 30 1992 YKK Corporation Female member of snap button and press tool for clinching the same to washer
5668354, Nov 02 1995 Cabot Safety Intermediate Corporation Earplug assembly and eyewear assembly
577208,
5799658, Aug 15 1996 3M Innovative Properties Company Hearing protective device comprising a foam and a porous component and method of manufacture thereof
6006857, May 08 1998 HONEYWELL SAFETY PRODUCTS USA, INC Earplug with insertion stem
760141,
7778434, May 28 2004 GENERAL HEARING INSTRUMENT, INC Self forming in-the-ear hearing aid with conical stent
20100300461,
AU310084,
241881,
D341656, Jan 13 1992 SPERIAN HEARING PROTECTION, LLC DELAWARE LIMITED LIABILITY COMPANY Multi winged earplug
D423664, Jun 14 1996 3M Innovative Properties Company Earplug
D449592, Feb 25 1999 Koss Corporation Stereophone ear plug insert
D456901, Sep 14 2001 Form-fitting device for a hearing aid
D481118, Apr 11 2002 3M Innovative Properties Company Earplug
D599907, Nov 08 2007 HONEYWELL SAFETY PRODUCTS USA, INC In-ear coupling tip
D606648, Sep 22 2008 McKeon Products, Inc. Earplug
D617891, Sep 17 2008 Molder-Metric, Inc. Earplug
D636484, Oct 22 2009 HONEYWELL SAFETY PRODUCTS USA, INC Earplug
D654163, Oct 22 2009 Honeywell International Inc. Earplug
D654582, Sep 30 2008 Kimberly-Clark Worldwide, Inc Earplug
D691278, Sep 30 2010 Valkee Oy Light treatment device
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 02 2013THOMAS, RAVI3M Innovative Properties CompanyASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0303440276 pdf
May 03 20133M Innovative Properties Company(assignment on the face of the patent)
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