IP Library Assignment 073432/0678
Patent Assignment
Reel/Frame 073432/0678

Nunc Pro Tunc Assignment

Recorded: 2026-01-12 Pages: 5
Assignors
NAKAZAWA, YOSUKE
Executed: 2025-05-15
MORISHITA, NAOKI
Executed: 2025-04-26
ENDO, SHIN
Executed: 2025-04-16
MIYAKE, MASAKI
Executed: 2025-04-10
MITSUZUMI, HITOSHI
Executed: 2025-04-09
Assignee
HAYASHIBARA CO., LTD.
675-1, FUJISAKI, NAKA-KU, OKAYAMA-SHI, OKAYAMA, 702-8006, JAPAN
Covered Property (1)
Agent for Adjusting Hardness of Lens of Eye
Application: 18/253,155 →
Publication: US 2024/0148766
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Nov 18, 2024
From: HAYASHIBARA CO., LTD
To: NAGASE VIITA CO., LTD.
Reel/Frame 069379/0708 →
Nunc Pro Tunc Assignment Jan 12, 2026
From: HAYANO, MOTOSHI; TSUBOTA, KAZUO
To: TSUBOTA LABORATORY, INC.
Reel/Frame 073432/0724 →
Assignment of Assignor's Interest Aug 10, 2026
From: TSUBOTA LABORATORY, INC.
To: NAGASE VIITA CO., LTD.
Reel/Frame 075587/0389 →