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Patent
D338530
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Priority
Sep 20 1991
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Filed
Sep 20 1991
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Issued
Aug 17 1993
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Expiry
Aug 17 2007
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Assg.orig
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Entity
unknown
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21
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3
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n/a
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The ornamental design for a hearing aid, as shown and described.
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FIG. 1 is a perspective view;
FIG. 2 is a front elevational view;
FIG. 3 is a rear elevational view;
FIG. 4 is a bottom plan view;
FIG. 5 is a right side elevational view;
FIG. 6 is a top plan view; and,
FIG. 7 is a left side elevational view.
Oberlander, Dennis A.
Patent |
Priority |
Assignee |
Title |
D367113, |
Aug 01 1994 |
EARCRAFT, INC |
Air conduction hearing aid |
D375556, |
Jun 27 1994 |
Rion Kabushiki Kaisha |
Hearing aid |
D397796, |
Jul 01 1997 |
Citizen Tokei Kabushiki Kaisha; Sayama Seimitsu Kogyo Kabushiki Kaisha |
Hearing aid |
D676561, |
Oct 03 2011 |
SIVANTOS PTE LTD |
Hearing instrument |
D698445, |
May 30 2012 |
BLUE-GEAR, INC |
Earpiece |
D735169, |
Jun 23 2014 |
|
Housing of an in-ear earphone |
D742861, |
May 19 2014 |
Yamaha Corporation |
Earphone |
D743949, |
May 19 2014 |
Yamaha Corporation |
Earphone |
D812042, |
Oct 12 2016 |
Shenzhen Zijieyuanzi Technology Co., ltd. |
Wireless earset |
D822008, |
Sep 13 2016 |
Audio-Technica Corporation |
Earphone |
D832823, |
Apr 05 2017 |
Shenzhen Zijieyuanzi Technology Co., ltd. |
Wireless earset |
D833419, |
Sep 13 2016 |
Audio-Technica Corporation |
Earphone |
D841627, |
Oct 24 2017 |
SHENZHEN LIGHT SPEED TECHNOLOGY CO , LTD |
Earphone |
D852783, |
Apr 26 2017 |
Decathlon |
Pair of earphones |
D863263, |
Jun 18 2018 |
|
Earphone |
D872063, |
Feb 16 2018 |
JVC Kenwood Corporation |
Earphone |
D883261, |
Dec 27 2019 |
|
Earphone |
D884680, |
Jul 16 2018 |
ETEN ELECTRONICS LIMITED |
Earphone |
D884681, |
Dec 27 2018 |
Anker Innovations Technology Co., Ltd. |
Pair of earphones |
D897996, |
Mar 26 2019 |
SHENZHEN MEIDONG ACOUSTICS CO ,LTD |
Earphone |
D941807, |
May 15 2020 |
Yibai Science & Technology (Shenzhen) Co., Ltd. |
Earphone |
Patent |
Priority |
Assignee |
Title |
4945569, |
Jan 27 1988 |
|
Hearing aid |
D266271, |
Jan 29 1979 |
AUDIVOX, INC |
Hearing aid |
D273707, |
Dec 17 1981 |
|
Electrically stimulated acupressure apparatus to be located within the ear |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Aug 31 1990 | AUDIOSPECTRUM, INC | AUDIOSCIENCE, INC | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 006831 | /0726 |
pdf |
Sep 18 1991 | OBERLANDER, DENNIS A | AUDIOSCIENCE,INC , A MN CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 005851 | /0009 |
pdf |
Sep 20 1991 | | Audio Science, Inc. | (assignment on the face of the patent) | | / |
Jan 25 1994 | AUDIOSCIENCE, INC | BAUSTERT, THEO J | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 006998 | /0160 |
pdf |
Jan 25 1994 | AUDIOSCIENCE, INC | ADDUCCI, ANTHONY J | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 006998 | /0160 |
pdf |
Apr 22 1997 | LINDQUIST, DWIGHT R J | MICRAL, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008461 | /0702 |
pdf |
Date |
Maintenance Fee Events |
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Date |
Maintenance Schedule |
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