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Patent Assignment Assignor Details
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Assignor Name : LU, KEWANG
Total Assignments: 11
Assignment: 1
Reel/Frame:006062/0560   Pages: 4
Recorded: 03/30/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HUANG, CHIN-TEH
Exec Dt:
03/24/1992
2
HAMMESFAHR, PAUL D.
Exec Dt:
03/24/1992
3
JEFFERIES, STEVEN R.
Exec Dt:
03/24/1992
4
LU, KEWANG
Exec Dt:
03/24/1992
Assignee
1
DENTSPLY RESEARCH & DEVELOPMENT CORP.
LAKEVIEW AND CLARKE AVENUES
MILFORD, DELAWARE 19963
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5367002
NONE
07832202
Correspondence name and address
DALE R. LOVERCHECK
DENTSPLY INTERNATIONAL, INC.
570 WEST COLLEGE AVENUE
YORK, PA 17405
Assignment: 2
Reel/Frame:006552/0443   Pages: 3
Recorded: 04/19/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LU, KEWANG
Exec Dt:
04/16/1993
2
HUANG, CHIN-TEH
Exec Dt:
04/16/1993
3
HAMMESFAHR, PAUL
Exec Dt:
04/16/1993
Assignee
1
DENTSPLY RESEARCH & DEVELOPMENT CORP.
LAKEVIEW & CLARKE AVENUE
MILFORD, DELAWARE 19963
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5338773
NONE
08049221
Correspondence name and address
DALE R. LOVERCHECK, ESQ.
DENTSPY INTERNATIONAL INC.
570 WEST COLLEGE AVENUE
YORK, PA 17405
Assignment: 3
Reel/Frame:007113/0956   Pages: 3
Recorded: 09/01/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUANG, CHIN-TEH
Exec Dt:
08/17/1994
2
LU, KEWANG
Exec Dt:
08/17/1994
3
FAN, MINGXIN
Exec Dt:
08/17/1994
4
HAMMESFAHR, PAUL
Exec Dt:
08/17/1994
Assignee
1
DENTSPLY RESEARCH AND DEVELOPMENT CORP.
LAKEVIEW AND CLARKE AVENUES
MILFORD, DELAWARE 19963
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6500879
NONE
08259833
Correspondence name and address
DALE R. LOVERCHECK, ESQUIRE
DENTSPY INTERNATIONAL INC.
570 WEST COLLEGE AVENUE
YORK, PA 17405
Assignment: 4
Reel/Frame:007902/0678   Pages: 3
Recorded: 02/15/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMMESFAHR, PAULL D.
Exec Dt:
02/14/1996
2
LU, KEWANG
Exec Dt:
02/14/1996
3
SILVER, PAUL A.
Exec Dt:
02/14/1996
Assignee
1
DENTSPLY RESEARCH AND DEVELOPMENT CORP.
LAKEVIEW AND CLARKE AVENUE
MILFORD, DELAWARE 19963
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5710194
NONE
08603957
Correspondence name and address
DENTSPY INTERNATIONAL INC.
DALE R. LOVERCHECK, ESQUIRE
570 WEST COLLEGE AVENUE
YORK, PENNSYLVANIA 17405
Assignment: 5
Reel/Frame:008316/0445   Pages: 4
Recorded: 01/22/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LU, KEWANG
Exec Dt:
01/02/1997
2
HAMMESFAHR, PAUL D.
Exec Dt:
01/02/1997
Assignee
1
DENTSPLY RESEARCH & DEVELOPMENT CORP.
38 WEST CLARKE AVENUE
MILFORD, DELAWARE 19963
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5973022
NONE
08742019
Correspondence name and address
DENTSPY INTERNATIONAL INC.
DALE R. LOVERCHECK, ESQ.
570 WEST COLLEGE AVENUE
YORK, PA 17405
Assignment: 6
Reel/Frame:009240/0183   Pages: 7
Recorded: 06/05/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLACKWELL, GORDON
Exec Dt:
05/18/1998
2
LU, KEWANG
Exec Dt:
05/13/1998
3
HUANG, CHEN-TEH
Exec Dt:
05/13/1998
4
FAN, MINGXIN
Exec Dt:
04/27/1998
5
HAMMESFAHR, PAUL D.
Exec Dt:
05/13/1998
Assignee
1
DENTSPLY RESEARCH & DEVELOPMENT CORP.
2283 COSMOS COURT
CARLSBAD, CALIFORNIA 92009
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6191190
NONE
09080781
Correspondence name and address
DENTSPLY INTERNATIONAL INC.
DALE R. LOVERCHECK, ESQUIRE
570 WEST COLLEGE AVENUE
YORK, PA 17405
Assignment: 7
Reel/Frame:010150/0411   Pages: 13
Recorded: 08/06/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLACKWELL, GORDON BRIAN
Exec Dt:
08/02/1999
2
LU, KEWANG
Exec Dt:
07/23/1999
3
HUANG, CHIN-TEH
Exec Dt:
07/26/1999
4
FAN, MINGXIN
Exec Dt:
07/19/1999
5
HAMMESFAHR, PAUL D.
Exec Dt:
07/23/1999
6
WANG, XIULING
Exec Dt:
07/23/1999
7
SANG, JUNJIE
Exec Dt:
07/23/1999
Assignee
1
DENTSPLY RESEARCH & DEVELOPMENT CORP.
2337 SOUTH YATES AVENUE
LOS ANGELES, CALIFORNIA 90040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6391940
NONE
09342825
Correspondence name and address
DENTSPLY INTERNATIONAL INC.
DALE R. LOVERCHECK, ESQUIRE
570 WEST COLLEGE AVENUE
YORK, PA 17405
Assignment: 8
Reel/Frame:021792/0607   Pages: 2
Recorded: 10/29/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LU, KEWANG
Exec Dt:
10/24/2008
Assignee
1
ESAWTECH LTD.
16 CHADWICK DRIVE
DOVER, DELAWARE 19901
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090118352
12290288
Correspondence name and address
KEWANG LU
16 CHADWICK DRIVE
DOVER, DELAWARE 19901
Assignment: 9
Reel/Frame:049809/0665   Pages: 3
Recorded: 07/19/2019
Attorney Dkt #:00155-0002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
XU, YUN
Exec Dt:
07/03/2019
2
ZHANG, LEI
Exec Dt:
07/03/2019
3
SONG, YANG
Exec Dt:
07/03/2019
4
LU, KEWANG
Exec Dt:
07/03/2019
Assignees
1
KUNMING LANCHIE DENTAL HOSPITAL, LTD.
596 DIAN CHI ROAD.
SOUTH ASIA INTERNATIONAL BLOCK C, 4TH FLOOR
KUNMING, YUNNAN, CHINA 650228
2
KUNMING YESHUI BIO-TECH, LTD.
1389 NORTH CHANG YUAN ROAD
AEROSPACE & IT SCIENCE COMPOUND BUILDING A 103-18, FIRST FLOOR
KUNMING, YUNNAN, CHINA 650106
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11576947
US20200306344
16422467
Correspondence name and address
ELLIOT MENDELSON
233 S WACKER DR. SUITE 8400
CHICAGO, IL 60606
Assignment: 10
Reel/Frame:063016/0946   Pages: 4
Recorded: 03/08/2023
Attorney Dkt #:ACL0131/US (SP22729314US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, LEI
Exec Dt:
02/20/2023
2
SUN, YU
Exec Dt:
02/20/2023
3
LU, KEWANG
Exec Dt:
02/20/2023
4
SONG, YANG
Exec Dt:
02/20/2023
5
LONG, YANGFANGYUAN
Exec Dt:
02/20/2023
Assignee
1
KUNMING QINGCHENG HEALTHCARE TECH LTD.
ROOM 101-1, 9TH/F., BUILDING NO. 3, BIOTECH INCUBATOR, HIGH-TECH DISTRICT, YUNNAN
KUNMING, CHINA 650000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240024207
18025339
Correspondence name and address
KAGAN BINDER PLLC
SUITE 200, MAPLE ISLAND BUILDING 221 MAIN STREET N
221 MAIN STREET NORTH
STILLWATER, MN 55082
Assignment: 11
Reel/Frame:064597/0368   Pages: 5
Recorded: 08/15/2023
Attorney Dkt #:ACL0140/US (SP23710810US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, LEI
Exec Dt:
06/27/2023
2
LU, KEWANG
Exec Dt:
06/27/2023
3
SUN, YU
Exec Dt:
06/28/2023
4
WU, TUOJIANG
Exec Dt:
06/28/2023
5
SHI, XIAOJUN
Exec Dt:
06/27/2023
6
ZHU, LING
Exec Dt:
06/28/2023
7
WEI, JIE
Exec Dt:
06/29/2023
8
SONG, YANG
Exec Dt:
06/29/2023
9
LUK, DAVID
Exec Dt:
06/27/2023
Assignee
1
KUNMING QINGCHENG HEALTHCARE TECH LTD.
ROOM 101- 1, 9TH/F., BUILDING NO. 3, BIOTECH INCUBATOR, HIGH TECH DISTRICT
YUNNAN
KUNMING, CHINA 650000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240122844
18234230
Correspondence name and address
KAGAN BINDER PLLC
SUITE 200, MAPLE ISLAND BUILDING
STILLWATER, MN 55082

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