IP Library › Granted Patent US 652,900
Granted Patent S1
US 652,900 · App. 29/366,646 · Granted Jan 24, 2012

Aeration pipe unit

Assignee: Mitsubishi Rayon Company, Ltd.
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Quick Facts
Patent No.
US 652,900
App. No.
29/366,646
Granted
Jan 24, 2012
Kind
S1
Claims (1)

The ornamental design for an aeration pipe unit, as shown and described.

Assignments (2)
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 Oct 1, 2010
From: YANONE, KATSUYUKI; KAWAGISHI, TOMOKI; SUEYOSHI, SHINYA
To: MITSUBISHI RAYON CO., LTD.
Reel/Frame 025079/0575 →
Priority Claims (3)
JP 2010-002174 · Jan 29, 2010 · national
JP 2010-002178 · Jan 29, 2010 · national
JP 2010-002179 · Jan 29, 2010 · national