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Patent Assignment Assignor Details
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Assignor Name : LEFCOURT, ADAM I.
Total Assignments: 3
Assignment: 1
Reel/Frame:050060/0375   Pages: 5
Recorded: 08/15/2019
Attorney Dkt #:RAYTP0805US (18-11577)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/14/2019
2
Exec Dt:
08/14/2019
Assignee
1
870 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1449
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16541281
Correspondence name and address
RENNER, OTTO, BOISSELLE & SKLAR, LLP (RA
1621 EUCLID AVENUE - 19TH FLOOR
CLEVELAND, OH 44115
Assignment: 2
Reel/Frame:052873/0120   Pages: 5
Recorded: 06/09/2020
Attorney Dkt #:RAYT.28PUS01 (18-11585)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/09/2020
2
Exec Dt:
06/09/2020
Assignee
1
870 WINTER STREET
WALTHAM, MASSACHUSETTS 02451-1449
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16896271
Correspondence name and address
RENNER, OTTO, BOISSELLE & SKLAR, LLP (RA
1621 EUCLID AVENUE - 19TH FLOOR
CLEVELAND, OH 44115
Assignment: 3
Reel/Frame:059973/0868   Pages: 7
Recorded: 05/20/2022
Attorney Dkt #:RAYT103PUS01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/26/2022
2
Exec Dt:
03/30/2022
3
Exec Dt:
03/28/2022
Assignee
1
870 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17709700
Correspondence name and address
RENNER, OTTO, BOISSELLE, & SKLAR LLP
1621 EUCLID AVE
CLEVELAND, OH 44115

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