IP Library › Assignment 063521/0139
Patent Assignment
Reel/Frame 063521/0139

Assignment of Assignor's Interest

Recorded: 2023-05-03 Pages: 2
Assignor
SUNSTONE SCIENTIFIC LTD.
Executed: 2021-03-12
Assignee
SHENZHEN PRS LIMITED
UNIT 703, 7TH FLOOR, DAHONG TECH PARK, NO.48 XINYU ROAD, GUANGDONG PROVINCE, SHENZHEN CITY, 518125, CHINA
Covered Property (1)
Paraffin Shield Coating for Microscope Slide
Application: 18/302,495 →
Publication: US 2023/0280578
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 1, 2023
From: HUSHER, FREDERICK KNUTE; SHUM, JEE JONG
To: SUNSTONE SCIENTIFIC LIMITED
Reel/Frame 063491/0464 →
Assignment of Assignor's Interest Sep 10, 2026
From: SHENZHEN PRS LIMITED
To: PROCESS RECORD SLIDE LIMITED
Reel/Frame 075963/0786 →