Patent Assignment
Reel/Frame 027715/0267
Change of Name
Recorded: 2012-02-16
Pages: 4
Assignor
HYDRA MINING TOOLS INTERNATIONAL LIMITED
Executed: 2011-09-05
Assignee
ESCO HYDRA (UK) LIMITED
WORTLEY ROAD, ROTHERHAM WORKS, ROTHERHAM, S61 1LZ, UNITED KINGDOM
Covered Properties
(6)
Water Supply System for a Mining Machine
Patent:
5,690,392 →
Application:
08/648,172 →
Point Attack Tooling System for Mineral Winning
Patent:
6,099,081 →
Application:
09/137,204 →
Pick Box for Housing a Mineral Cutter Pick
Rotary Cutting Head with Water Supply
Sleeve for Tooling System for Mineral Winning
Patent:
413,126 →
Application:
29/093,180 →
Sleeve for Tooling System for Mineral Winning
Patent:
420,013 →
Application:
29/093,200 →
Related Assignments
(11)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 16, 1996
From: CLAPHAM, WILLIAM STEPHEN
To: HYDRA TOOLS INTERNATIONAL PC
Reel/Frame 008135/0832 →
Assignment of Assignor's Interest
Nov 9, 1998
From: WARREN, JOHN JOSEPH; CLAPHAM, WILLIAM STEPHEN
To: HYDRA TOOLS INTERNATIONAL, LTD.
Reel/Frame 009576/0809 →
Assignment of Assignor's Interest
Nov 9, 1998
From: WARREN, JOHN JOSEPH; CLAPHAM, WILLIAM STEPHEN
To: HYDRA TOOLS INTERNATIONAL, LTD.
Reel/Frame 009576/0776 →
Assignment of Assignor's Interest
Jun 14, 2000
From: WARREN, JOHN JOSEPH; CLAPHAM, WILLIAM STEPHEN
To: HYDRA TOOLS INTERNATIONAL LIMITED
Reel/Frame 010908/0238 →
Assignment of Assignor's Interest
Oct 15, 2001
From: CLAPHAM, WILLIAM STEPHEN; WARREN, JOHN JOSEPH
To: HYDRA MINING TOOLS INTERNATIONAL LTD.
Reel/Frame 012276/0519 →
Assignment of Assignor's Interest
Nov 25, 2002
From: DLUGOSCH, GUNTER; WEIGELT, ANGELO
To: HYDRA MINING TOOLS INTERNATIONAL LTD.
Reel/Frame 013951/0049 →
Assignment of Assignor's Interest
Mar 18, 2003
From: CLAPHAM, WILLIAM STEPHEN; WARREN, JOHN JOSEPH
To: HYDRA MINING TOOLS INTERNATIONAL LTD.
Reel/Frame 013856/0275 →
Assignment of Assignor's Interest
Jan 3, 2006
From: HYDRA TOOLS INTERNATIONAL LIMITED
To: HYDRA MINING TOOLS INTERNATIONAL LIMITED
Reel/Frame 016958/0524 →
Change of Name
Jan 3, 2006
From: HYDRA TOOLS INTERNATIONAL PLC
To: HYDRA TOOLS INTERNATIONAL LIMITED
Reel/Frame 016958/0442 →
Assignment of Assignor's Interest
Jan 3, 2006
From: HYDRA TOOLS INTERNATIONAL LIMITED
To: HYDRA MINING TOOLS INTERNATIONAL LIMITED
Reel/Frame 016958/0272 →
Assignment of Assignor's Interest
Jul 7, 2011
From: HYDRA TOOLS INTERNATIONAL LIMITED
To: HYDRA MINING TOOLS INTERNATIONAL LIMITED
Reel/Frame 026556/0129 →