IP Library › Assignment 075963/0786
Patent Assignment
Reel/Frame 075963/0786

Assignment of Assignor's Interest

Recorded: 2026-09-10 Pages: 3
Assignor
SHENZHEN PRS LIMITED
Executed: 2026-08-31
Assignee
PROCESS RECORD SLIDE LIMITED
UNITS 1101 & 1102, HORIZON SEA, 33 HUNG TO ROAD, KWUN TONG, KOWLOON, HONG KONG CITY, CHINA
Covered Properties (4)
Process Record Slide for Staining and Method of Using the Same
Application: 16/597,930 →
Publication: US US20200116601A1
Paraffin Shield Coating for Microscope Slide
Application: 16/715,715 →
Process Record Slide for Staining and Method of Using the Same
Application: 17/147,139 →
Publication: US US20210131927A1
Paraffin Shield Coating for Microscope Slide
Application: 18/302,495 →
Publication: US US20230280578A1
Related Assignments (8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 10, 2019
From: HUSHER, FREDERICK KNUTE; SHUM, JEE JONG
To: SUNSTONE SCIENTIFIC LTD.
Reel/Frame 050674/0856 →
Assignment of Assignor's Interest Dec 16, 2019
From: HUSHER, FREDERICK KNUTE; SHUM, JEE JONG
To: SUNSTONE SCIENTIFIC LIMITED
Reel/Frame 051295/0779 →
Assignment of Assignor's Interest Dec 11, 2020
From: SUNSTONE SCIENTIFIC LTD.
To: SHENZHEN PRS LIMITED
Reel/Frame 054613/0054 →
Assignment of Assignor's Interest Jan 12, 2021
From: SUNSTONE SCIENTIFIC LTD.
To: SHENZHEN PRS LIMITED
Reel/Frame 054895/0376 →
Assignment of Assignor's Interest Jan 12, 2021
From: HUSHER, FREDERICK KNUTE; SHUM, JEE JONG
To: SUNSTONE SCIENTIFIC LTD.
Reel/Frame 054895/0167 →
Assignment of Assignor's Interest Mar 12, 2021
From: SUNSTONE SCIENTIFIC LTD.
To: SHENZHEN PRS LIMITED
Reel/Frame 055579/0141 →
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 May 3, 2023
From: SUNSTONE SCIENTIFIC LTD.
To: SHENZHEN PRS LIMITED
Reel/Frame 063521/0139 →