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 : PEARLSTEIN, RONALD M.
Total Assignments: 6
Assignment: 1
Reel/Frame:005645/0017   Pages: 2
Recorded: 03/15/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/14/1991
2
Exec Dt:
03/14/1991
3
Exec Dt:
03/14/1991
4
Exec Dt:
03/14/1991
Assignee
1
P.O. BOX 538
A CORP. OF DE.
ALLENTOWN, PENNSYLVANIA 18105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07669811
Correspondence name and address
PATENT ASSISTANT
AIR PRODUCTS AND CHEMICALS, INC.
P. O. BOX 538
ALLENTOWN, PA 18105
Assignment: 2
Reel/Frame:005666/0704   Pages: 2
Recorded: 03/19/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/15/1991
2
Exec Dt:
03/15/1991
3
Exec Dt:
03/15/1991
4
Exec Dt:
03/15/1991
Assignee
1
P.O. BOX 538
ALLENTOWN, PENNSYLVANIA 18105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07672711
Correspondence name and address
PATENT ASSISTANT
AIR PRODUCTS AND CHEMICALS, INC.
P.O. BOX 538
ALLENTOWN, PA 18105
Assignment: 3
Reel/Frame:006307/0209   Pages: 2
Recorded: 10/13/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/12/1992
2
Exec Dt:
10/12/1992
3
Exec Dt:
10/12/1992
4
Exec Dt:
10/12/1992
Assignee
1
PATENT DEPARTMENT
7201 HAMILTON BOULEVARD
ALLENTOWN, PENNSYLVANIA 18195-1501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07960497
Correspondence name and address
GABRIELE C. WHITTIER
LEGAL ASSISTANT
PATENT DEPARTMENT (173PUSO4853)
7201 HAMILTON BLVD.
ALLENTOWN, PA. 18195-1501
Assignment: 4
Reel/Frame:006425/0926   Pages: 2
Recorded: 12/16/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
12/15/1992
2
Exec Dt:
11/17/1992
3
Exec Dt:
12/09/1992
4
Exec Dt:
12/14/1992
Assignee
1
PATENT DEPARTMENT
7201 HAMILTON BOULEVARD
ALLENTOWN, PENNSYLVANIA 18195-1501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07992517
Correspondence name and address
GABRIELE C. WHITTIER
PATENT DEPARTMENT (122PUS04356)
7201 HAMILTON BOULEVARD
ALLENTOWN, PENNSYLVANIA 18195-1501
Assignment: 5
Reel/Frame:059260/0357   Pages: 5
Recorded: 03/14/2022
Attorney Dkt #:09141 US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/21/2022
2
Exec Dt:
02/21/2022
3
Exec Dt:
02/21/2020
4
Exec Dt:
02/24/2022
Assignee
1
8555 SOUTH RIVER PARKWAY
TEMPE, ARIZONA 85284
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17613624
Correspondence name and address
VERSUM MATERIALS US, LLC
8555 SOUTH RIVER PARKWAY
TEMPE, AZ 85284
Assignment: 6
Reel/Frame:066392/0505   Pages: 5
Recorded: 02/06/2024
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/11/2024
2
Exec Dt:
01/12/2024
3
Exec Dt:
01/17/2024
Assignee
1
8555 SOUTH RIVER PARKWAY
TEMPE, ARIZONA 85284
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18548846
Correspondence name and address
MR. DANIEL C. ROTH
VERSUM MATERIALS US, LLC
8555 SOUTH RIVER PARKWAY
TEMPE, AZ 85284

Search Results as of: 05/31/2024 05:17 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