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

Aeration pipe unit

View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
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 (1)
CHANGE OF NAME Recorded Sep 5, 2017
From: MITSUBISHI RAYON CO., LTD.
To: MITSUBISHI CHEMICAL CORPORATION
Reel/Frame 043750/0834 →