Patent Assignment
Reel/Frame 014294/0247
Change of Name
Recorded: 2004-01-30
Pages: 9
Assignor
DBT DEUTSCHE BERGBAU-TECHNIK GMBH
Executed: 2001-08-09
Assignee
DBT GMBH
INDUSTRIESTRASSE 1, LUNEN, D-44534, GERMANY
Covered Properties
(24)
Propulsion Systems for Mineral Mining Machines
Patent:
4,819,989 →
Application:
07/067,692 →
Round Link Chain for Chain Scraper Conveyors
Patent:
4,867,300 →
Application:
07/154,942 →
Balanced Hydraulic Valve Devices
Patent:
5,157,947 →
Application:
07/312,075 →
Channel Sections for Scraper-Chain Conveyors
Patent:
5,224,582 →
Application:
07/662,254 →
Valve Units for Use in Hydraulic Control Systems of Mining Equipment
Patent:
5,159,872 →
Application:
07/682,986 →
Connections for Inter-Connecting the Pans of Scraper-Chain Conveyors
Patent:
5,287,955 →
Application:
07/929,277 →
Transfer Station Assembly for Scraper-Chain Conveyors
Patent:
5,267,640 →
Application:
08/002,232 →
Control System for Automatically Halting the Movement of a Machine in the Mine Working
Patent:
5,343,130 →
Application:
08/052,105 →
Method and a Device for Tensioning Endless Drive Belts
Patent:
5,641,058 →
Application:
08/422,123 →
Toggle Securing Device for Toggle Joints in Chain Conveyors and the Like
Patent:
5,658,085 →
Application:
08/595,216 →
Conveyor Pan Connection for Scraper Chain Conveyors in Particular for Use in Mining
Patent:
5,927,476 →
Application:
08/838,000 →
Chain Drum Arrangement for Scraper Chain Conveyors
Patent:
5,947,265 →
Application:
08/905,609 →
Chain Drum Arrangement for Scraper Chain Conveyors
Patent:
5,927,479 →
Application:
08/909,593 →
Link Chain for Chain Conveyors
Patent:
6,062,374 →
Application:
08/989,104 →
Scraper Chain Belt for Scraper Chain Conveyors
Patent:
6,073,752 →
Application:
08/990,904 →
Scraper-Chain Assembly for Scraper-Chain Conveyors
Patent:
5,931,283 →
Application:
09/003,535 →
Conveyor Chute for Chain Scraper Conveyors, in Particular for Use in Mining
Patent:
5,938,000 →
Application:
09/075,966 →
Scraper Chain for Scraper Chain Conveyors
Patent:
6,655,514 →
Application:
09/090,583 →
Method for Determining the Active Power of Asynchronous Electric Motors
Patent:
6,008,605 →
Application:
09/159,850 →
Drive Chain Channel Arrangement for Longwall Shearer
Patent:
6,179,386 →
Application:
09/232,339 →
Hydraulically Trippable Check Valve for Underground Mine Support Hydraulics
Patent:
6,073,654 →
Application:
09/276,348 →
Guide Arrangement for a Drum-Type Mineral Cutting Machine
Patent:
6,267,449 →
Application:
09/398,495 →
Chain Drum Arrangement
Patent:
6,279,734 →
Application:
09/400,566 →
Scraper Chain for Scraper Chain Conveyors
Patent:
6,513,647 →
Application:
09/590,245 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Correction to Reel and Frame 9340/0372
Oct 10, 2003
From: DBT DEUTSCHE BERGBAU-TECHNIK GMBH
To: DBT GMBH
Reel/Frame 014587/0215 →
Change of Name
Apr 24, 2014
From: DBT GMBH
To: BUCYRUS DBT EUROPE GMBH
Reel/Frame 032759/0741 →
Change of Name
Apr 28, 2014
From: BUCYRUS DBT EUROPE GMBH
To: BUCYRUS EUROPE GMBH
Reel/Frame 032773/0454 →
Change of Name
Apr 30, 2014
From: BUCYRUS EUROPE GMBH
To: CATERPILLAR GLOBAL MINING EUROPE GMBH
Reel/Frame 032790/0370 →