Patent Assignment
Reel/Frame 012267/0687
Assignment of Assignor's Interest
Recorded: 2001-10-18
Pages: 3
Assignors
FLEMMIG, THOMAS
Executed: 2001-09-25
GANGNUS, BERND
Executed: 2001-09-28
GUGGENBERGER, RAINER
Executed: 2001-09-28
GASSER, OSWALD
Executed: 2001-10-01
Assignee
ESPE DENTAL AG
ESPE PLATZ, SEEFELD, D-822, GERMANY
Covered Property
(1)
Subgingival Treatment by Powder Jet
Patent:
6,648,644 →
Application:
09/936,163 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jan 9, 2004
From: ESPE DENTAL AG
To: 3M ESPE AG
Reel/Frame 014875/0385 →
Assignment of Assignor's Interest
Mar 19, 2014
From: GANGNUS, BERND; GASSER, OSWALD
To: 3M ESPE AG
Reel/Frame 032475/0731 →
Assignment of Assignor's Interest
Mar 19, 2014
From: GUGGENBERGER, RAINER
To: 3M ESPE AG
Reel/Frame 032475/0865 →
Merger
Mar 20, 2014
From: 3M ESPE AG
To: 3M DEUTSCHLAND GMBH
Reel/Frame 032480/0743 →
Assignment of Assignor's Interest
Jul 22, 2014
From: THOMAS FLEMMIG
To: 3M DEUTSCHLAND GMBH
Reel/Frame 033359/0890 →