Daniel Rennecker

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Valve door having a force directing component and retractable instr...
- Patent number 8,226,312
- Issue date Jul 24, 2012
- Sanford, L.P.
- Daniel Rennecker
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Retractable instruments comprising a one-piece valve door actuating...
- Patent number 8,221,012
- Issue date Jul 17, 2012
- Sanford, L.P.
- Daniel Rennecker
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
RETRACTABLE INSTRUMENTS COMPRISING A ONE-PIECE VALVE DOOR ACTUATING...
- Publication number 20100119288
- Publication date May 13, 2010
- SANFORD, L.P.
- Daniel Rennecker
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
VALVE DOOR HAVING A FORCE DIRECTING COMPONENT AND RETRACTABLE INST...
- Publication number 20090245919
- Publication date Oct 1, 2009
- SANFORD, L.P.
- Daniel Rennecker
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES