IP Library › Granted Patent US 526,044
Granted Patent S1
US 526,044 · App. 29/224,553 · Granted Aug 1, 2006

Hollow fiber element for filtration

Assignee: Mitsubishi Rayon Engineering Co., Ltd.
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Quick Facts
Patent No.
US 526,044
App. No.
29/224,553
Granted
Aug 1, 2006
Kind
S1
Claims (1)

The ornamental design for a hollow fiber element for filtration, as shown and described.

Assignments (3)
CHANGE OF NAME Recorded Sep 5, 2017
From: MITSUBISHI RAYON CO., LTD.
To: MITSUBISHI CHEMICAL CORPORATION
Reel/Frame 043750/0834 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 22, 2010
From: MITSUBISHI RAYON ENGINEERING CO., LTD.
To: MITSUBISHI RAYON CO., LTD.
Reel/Frame 025028/0849 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 17, 2006
From: TORICHIGAI, TETSUYA; NAKAHARA, YOSHIHITO
To: MITSUBISHI RAYON ENGINEERING CO., LTD.
Reel/Frame 017641/0804 →