Door drive with cover
Latest Dorma GmbH & Co. KG Patents:
Description
Claims
The ornamental design for a door drive with cover, as shown and described.
Referenced Cited
U.S. Patent Documents
3787924 | January 1974 | Jentsch |
3877108 | April 1975 | Del Fiacco |
3905063 | September 1975 | Coulter et al. |
4086681 | May 2, 1978 | Nakanishi |
4286412 | September 1, 1981 | Stevens |
D274212 | June 12, 1984 | Shohoji |
D281762 | December 17, 1985 | Okazaki |
D295254 | April 19, 1988 | Matsuo et al. |
D355580 | February 21, 1995 | Salena et al. |
6591551 | July 15, 2003 | Winkler |
D479459 | September 9, 2003 | Homberg |
D493352 | July 27, 2004 | Homberg |
D587092 | February 24, 2009 | Kaluza |
Patent History
Patent number: D647780
Type: Grant
Filed: Jan 11, 2010
Date of Patent: Nov 1, 2011
Assignee: Dorma GmbH & Co. KG (Ennepetal)
Inventor: Georg Kaluza (Velbert)
Primary Examiner: Prabhakar Deshmukh
Attorney: Cozen O'Connor
Application Number: 29/353,527
Type: Grant
Filed: Jan 11, 2010
Date of Patent: Nov 1, 2011
Assignee: Dorma GmbH & Co. KG (Ennepetal)
Inventor: Georg Kaluza (Velbert)
Primary Examiner: Prabhakar Deshmukh
Attorney: Cozen O'Connor
Application Number: 29/353,527
Classifications
Current U.S. Class:
D8/330