IP Library Assignment 018671/0033
Patent Assignment
Reel/Frame 018671/0033

Assignment of Assignor's Interest

Recorded: 2006-12-08 Pages: 3
Assignor
LYON, LELAND H.
Executed: 2006-12-08
Assignee
ATLAS COPCO SECOROC AB
BOX 521, FAGERSTA SE-737 25, SWEDEN
Covered Property (1)
Entrainment Fluid Channeling Device for a Down-Hole Drill String
Patent: 7,665,549 →
Application: 11/628,998 →
Publication: US 2008/0011517
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Feb 22, 2018
From: ATLAS COPCO SECOROC AB
To: EPIROC DRILLING TOOLS AKTIEBOLAG
Reel/Frame 045405/0345 →
Assignment of Assignor's Interest Jul 21, 2020
From: EPIROC DRILLING TOOLS AKTIEBOLAG
To: TERRAROC FINLAND OY
Reel/Frame 053260/0830 →
Assignment of Assignor's Interest Dec 1, 2025
From: TERRAROC FINLAND OY
To: TERRAROC FINLAND OY
Reel/Frame 073802/0085 →