skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : RIEGGER, HELMUT
Total Assignments: 4
Assignment: 1
Reel/Frame:004101/0084   Pages: 2
Recorded: 03/08/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MELTON, KEITH
Exec Dt:
02/17/1981
2
MERCIER, OLIVIER
Exec Dt:
02/17/1981
3
RIEGGER, HELMUT
Exec Dt:
02/17/1981
Assignees
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN,, GERMANY
2
BBC BROWN, BOVERI & COMPANY LIMITED;
BADEN,, SWITZERLAND CH-5401
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4389250
NONE
06239646
Correspondence name and address
OBLON, FISHER, SPIVAK, MC CLELLAND
& MAIER
CRYSTAL SQ. FIVE, STE. 400
1755 S. JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:004146/0241   Pages: 2
Recorded: 07/13/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
GESSINGER, GERNOT
Exec Dt:
07/08/1981
2
MERCIER, OLIVER
Exec Dt:
07/13/1981
3
RIEGGER, HELMUT
Exec Dt:
07/15/1981
Assignee
1
BBC AKTIENGESELLSCHAFT
BROWN, BOVERI & CIE
CH-5401, BADEN, SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4410488
NONE
06286865
Correspondence name and address
OBLON, FISHER, SPIVAK,
MC CLELLAND & MAIER
CRYSTAL SQ. 5, SUITE 400,
1755 SOUTH JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 3
Reel/Frame:004047/0825   Pages: 2
Recorded: 09/24/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MELTON, KEITH
Exec Dt:
08/17/1982
2
MERCIER, OLIVIER
Exec Dt:
08/18/1982
3
RIEGGER, HELMUT
Exec Dt:
08/18/1982
Assignee
1
BBC BROWN, BOVERI & COMPANY LIMITED, CH 5401 BADEN,
SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4365996
NONE
06239626
Correspondence name and address
OBLON, FISHER, SPIVAK,
MC CLELLAND & MAIER
CRYSTAL SQ. FIVE - STE. 400
1755 SOUTH JEFFERSON DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 4
Reel/Frame:004132/0215   Pages: 2
Recorded: 06/03/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MELTON, KEITH
Exec Dt:
05/09/1983
2
MERCIER, OLIVIER
Exec Dt:
05/09/1983
3
RIEGGER, HELMUT
Exec Dt:
05/09/1983
Assignee
1
BBC BROWN, BOVERI & COMPANY, LIMITED 5401-BADEN, SWITZERLAND
SWITZERLAND
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4398969
NONE
06320966
Correspondence name and address
OBLON, FISHER, SPIVAK, MC CLELLAND
& MAIER, CRYSTAL SQUARE FIVE, STE. 400
1755 S. JEFF. DAVIS HWY.
ARLINGTON, VA 22202

Search Results as of: 05/09/2024 05:06 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT