IP Library › Granted Patent US 657,509
Granted Patent S1
US 657,509 · App. 29/352,995 · Granted Apr 10, 2012

Pulp suspension hydrocyclone cleaner

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 657,509
App. No.
29/352,995
Filed
Dec 30, 2009
Granted
Apr 10, 2012
Kind
S1
Art Unit
2914
USPC
D32/25
Claims (1)

The ornamental design for a pulp suspension hydrocyclone cleaner, as shown and described.

Assignments (1)
RELEASE OF SECURITY INTEREST Recorded Jun 13, 2019
From: NATIONAL BANK OF CANADA
To: GL&V LUXEMBOURG S.A.R.L.; GL&V USA INC.
Reel/Frame 049455/0050 →