Calbrandt, Inc.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Calbrandt, Inc..The latest application filed is for "railcar positioning system for curved track".
- Calbrandt, Inc. - Delano MN US
- Calbrandt, Inc. - 704 Seventh Street South Delano MN
| Patent | Date |
|---|---|
| Railcar positioning system for curved track Grant 9,701,324 - Brandt July 11, 2 | 2017-07-11 |
| Railcar Positioning System For Curved Track App 20160229431 - Brandt; Calvin J. | 2016-08-11 |
| Ratcheting railcar indexer Grant 9,272,719 - Brandt March 1, 2 | 2016-03-01 |
| Ratcheting Railcar Indexer App 20150083017 - Brandt; Calvin J. | 2015-03-26 |
| Tandem Carriage Railcar Indexer App 20140261056 - Goldbeck; Bradley J. | 2014-09-18 |
| Automated railcar gate operating system Grant 8,479,660 - Brandt July 9, 2 | 2013-07-09 |
| Automated railcar gate operating system Grant 8,250,991 - Brandt August 28, 2 | 2012-08-28 |
| Automated Railcar Gate Operating System App 20110219981 - Brandt; Calvin J. | 2011-09-15 |
| Automated Railcar Gate Operating System App 20110185940 - Brandt; Calvin J. | 2011-08-04 |
| Hydraulic Motor With Non-Contact Encoder System App 20110186758 - Goldbeck; Bradley J. ; et al. | 2011-08-04 |
| Railcar positioning system Grant 7,934,457 - Brandt May 3, 2 | 2011-05-03 |
| Railcar Positioning System App 20100258025 - Brandt; Calvin J. | 2010-10-14 |
| Bogey frame sensor for railcar mover Grant 7,464,651 - Brandt December 16, 2 | 2008-12-16 |
| Spike-type railcar mover with optional gate opener Grant 7,377,219 - Brandt May 27, 2 | 2008-05-27 |
| Bogey frame sensor for railcar mover App 20070251406 - Brandt; Calvin J. | 2007-11-01 |
| Spike-type railcar mover with optional gate opener App 20070181032 - Brandt; Calvin J. | 2007-08-09 |
| Indexer With Self-powered Carriage App 20050005810 - Goldbeck, Bradley J. ; et al. | 2005-01-13 |
| Indexer with self-powered carriage Grant 6,837,168 - Goldbeck , et al. January 4, 2 | 2005-01-04 |
| Railroad Hopper Car Gate Operating System App 20040112181 - Fritz, Kenneth D. | 2004-06-17 |
| Railroad hopper car gate operating system Grant 6,748,841 - Fritz June 15, 2 | 2004-06-15 |
| Indexer carriage chain tension and dog control system Grant 6,668,730 - Goldbeck December 30, 2 | 2003-12-30 |
| Indexer carriage chain tension and dog control system App 20030136295 - Goldbeck, Bradley J. | 2003-07-24 |
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