Patent Assignment
Reel/Frame 009042/0548
Assignment of Assignor's Interest
Recorded: 1998-03-13
Pages: 4
Assignor
TRANGSRUD, JULIAN P.
Executed: 1998-03-11
Assignee
ROYAL ANCHOR SYSTEMS, INC.
P.O. BOX 119, 30630 FOREST BOULEVARD, STACY, MINNESOTA, 55079
Covered Property
(1)
Caustic Fluid Blocking Member in the Base of a Manhole
Patent:
6,226,928 →
Application:
09/039,053 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Aug 2, 1999
From: ROYAL ANCHOR SYSTEMS, INC.
To: ROYAL ENVIRONMENTAL SYSTEMS, INC.
Reel/Frame 010133/0163 →
Assignment of Assignor's Interest
Apr 18, 2002
From: ROYAL ENVIRONMENTAL SYSTEMS, INC.
To: ROYAL CONCRETE PIPE, INC.
Reel/Frame 012813/0106 →
Security Interest
Dec 22, 2009
From: ROYAL CONCRETE PIPE, INC.
To: MAKENS, DIANA
Reel/Frame 023699/0689 →
Assignment of Assignor's Interest
Jan 26, 2017
From: ROYAL CONCRETE PIPE, INC.; L.W. MAKENS, L.L.C.
To: SEUBERT HOLDINGS, INC.
Reel/Frame 041097/0316 →