DeChristopher; David M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for DeChristopher; David M..The latest application filed is for "agricultural header with dolly carried by gauge wheel arm".
Company Profile
5.37.36
- DeChristopher; David M. - Ephrata PA
- DeChristopher; David M. - Akron PA
Patent Activity
| Patent | Date |
|---|---|
| Agricultural Header With Dolly Carried By Gauge Wheel Arm App 20220304217 - Bietz; Seth ; et al. | 2022-09-29 |
| Torsion balanced harvester head Grant 11,412,658 - Dechristopher , et al. August 16, 2 | 2022-08-16 |
| Agricultural Header With Foldable Transport Wheel Assembly App 20220240431 - DeChristopher; David M. ; et al. | 2022-08-04 |
| Harvester head support torque transfer mechanism Grant 11,350,558 - DeChristopher June 7, 2 | 2022-06-07 |
| Low profile sickle drive Grant 11,350,565 - Cook , et al. June 7, 2 | 2022-06-07 |
| Agricultural Raking System And Method For Automatic Settings App 20210352836 - Roberge; Martin J. ; et al. | 2021-11-18 |
| Agricultural Vehicle With Adjustable Pickup App 20210267127 - Figgins; Ryan M. ; et al. | 2021-09-02 |
| Torsional Stiffness Transfer Mechanism For A Hinged Harvester Head App 20210153436 - DeChristopher; David M. | 2021-05-27 |
| Harvester Head Support Torque Transfer Mechanism App 20210153417 - DeChristopher; David M. | 2021-05-27 |
| Torsion Balanced Harvester Head App 20210127574 - Dechristopher; David M. ; et al. | 2021-05-06 |
| Knife drive with integral hydraulic motor for a header of an agricultural harvester Grant 10,820,495 - DeChristopher November 3, 2 | 2020-11-03 |
| Center knife drive and roller assembly for an agricultural harvester Grant 10,743,465 - DeChristopher A | 2020-08-18 |
| Low Profile Sickle Drive App 20200187414 - Cook; Joel ; et al. | 2020-06-18 |
| Header for an agricultural harvester having an infeed conveyor connected to a center knife drive Grant 10,674,658 - DeChristopher | 2020-06-09 |
| Pivoting action low profile sickle drive Grant 10,653,059 - Cook , et al. | 2020-05-19 |
| Low profile sickle drive Grant 10,602,662 - Cook , et al. | 2020-03-31 |
| Center link knife drive for a header of an agricultural harvester Grant 10,568,259 - Cook , et al. Feb | 2020-02-25 |
| Knife Drive With Integral Hydraulic Motor For A Header Of An Agricultural Harvester App 20190373807 - DeChristopher; David M. | 2019-12-12 |
| Pivoting Action Low Profile Sickle Drive App 20190208701 - Cook; Joel T. ; et al. | 2019-07-11 |
| Center Link Knife Drive For A Header Of An Agricultural Harvester App 20190208702 - Cook; Joel ; et al. | 2019-07-11 |
| Header for an agricultural vehicle with deformable supports Grant 10,299,437 - Farley , et al. | 2019-05-28 |
| Center Knife Drive And Roller Assembly For An Agricultural Harvester App 20190124831 - DeChristopher; David M. | 2019-05-02 |
| Header For An Agricultural Harvester Having An Infeed Conveyor Connected To A Center Knife Drive App 20190124832 - DeChristopher; David M. | 2019-05-02 |
| Header For An Agricultural Vehicle With Deformable Supports App 20190014722 - Farley; Herbert M. ; et al. | 2019-01-17 |
| Pivoting Action Low Profile Sickle Drive App 20170265383 - Cook; Joel T. ; et al. | 2017-09-21 |
| Pivoting action low profile sickle drive Grant 9,668,407 - Cook , et al. June 6, 2 | 2017-06-06 |
| Low Profile Sickle Drive App 20170086368 - Cook; Joel T. ; et al. | 2017-03-30 |
| Slot driven low profile sickle drive Grant 9,545,051 - Cook , et al. January 17, 2 | 2017-01-17 |
| Cam driven low profile sickle drive Grant 9,545,052 - Cook , et al. January 17, 2 | 2017-01-17 |
| Easily serviceable and removable self-adjusting knife arm and head assembly for a sickle Grant 9,538,703 - Cook , et al. January 10, 2 | 2017-01-10 |
| Low profile sickle drive Grant 9,532,502 - Cook , et al. January 3, 2 | 2017-01-03 |
| Self-propelled windrower tailwheel non-zero caster for stability Grant 9,168,784 - DeChristopher , et al. October 27, 2 | 2015-10-27 |
| Pivoting Action Low Profile Sickle Drive App 20140345239 - Cook; Joel T. ; et al. | 2014-11-27 |
| Low Profile Sickle Drive App 20140318094 - Cook; Joel T. ; et al. | 2014-10-30 |
| Self-propelled Windrower Tailwheel Non-zero Caster For Stability App 20140262559 - DeCHRISTOPHER; DAVID M. ; et al. | 2014-09-18 |
| Easily Serviceable and Removable Self-Adjusting Knife Arm and Head Assembly For a Sickle App 20140230398 - Cook; Joel T. ; et al. | 2014-08-21 |
| Slot Driven Low Profile Sickle Drive App 20140190139 - Cook; Joel T. ; et al. | 2014-07-10 |
| Cam Driven Low Profile Sickle Drive App 20140130472 - Cook; Joel T. ; et al. | 2014-05-15 |
| Pickup tine bar linkage Grant 8,261,524 - McClure , et al. September 11, 2 | 2012-09-11 |
| Pickup helper feeding roll Grant 8,240,117 - McClure , et al. August 14, 2 | 2012-08-14 |
| Dual tine paths from different tine bars in a pickup Grant 8,156,723 - McClure , et al. April 17, 2 | 2012-04-17 |
| Push-steer implement hitch Grant 8,109,531 - Priepke , et al. February 7, 2 | 2012-02-07 |
| Dual flywheel axially compact epicyclical drive Grant 8,011,272 - Bich , et al. September 6, 2 | 2011-09-06 |
| Seal hub for protection of seal and bearing from metal fragments due to shearing of a shock device Grant 7,988,380 - Harkcom , et al. August 2, 2 | 2011-08-02 |
| Annular groove in a shock protection device Grant 7,942,748 - Harkcom , et al. May 17, 2 | 2011-05-17 |
| Windrow merger lift mechanism Grant 7,877,975 - McLean , et al. February 1, 2 | 2011-02-01 |
| Modular disc cutterbar Grant 7,730,703 - Ehrhart , et al. June 8, 2 | 2010-06-08 |
| Fast tie quad twine wrapping mechanism Grant 7,658,145 - McClure , et al. February 9, 2 | 2010-02-09 |
| Windrow Merger Lift Mechanism App 20090320432 - McLean; Kenneth W. ; et al. | 2009-12-31 |
| Windrow merger lift mechanism Grant 7,624,561 - McLean , et al. December 1, 2 | 2009-12-01 |
| Windrow Merger Lift Mechanism App 20090139196 - McLean; Kenneth W. ; et al. | 2009-06-04 |
| Windrow merger lift assist bar Grant 7,526,908 - Rice , et al. May 5, 2 | 2009-05-05 |
| Annular Groove In A Shock Protection Device App 20090088260 - HARKCOM; MELANIE W. ; et al. | 2009-04-02 |
| Seal Hub For Protection Of Seal And Bearing From Metal Fragments Due To Shearing Of A Shock Device App 20090087257 - HARKCOM; MELANIE W. ; et al. | 2009-04-02 |
| Pickup guard mounting arrangement Grant 7,478,523 - McClure , et al. January 20, 2 | 2009-01-20 |
| Push-Steer Implement Hitch App 20080223591 - Priepke; Edward H. ; et al. | 2008-09-18 |
| Windrower cab mounting and suspension system Grant 7,300,100 - McLean , et al. November 27, 2 | 2007-11-27 |
| Windrower rear axle suspension system Grant 7,252,169 - McLean , et al. August 7, 2 | 2007-08-07 |
| Pickup guard mounting arrangement App 20070107402 - McClure; John R. ; et al. | 2007-05-17 |
| Independent hydraulic header lift and flotation system Grant 7,168,226 - McLean , et al. January 30, 2 | 2007-01-30 |
| Independent hydraulic header lift and flotation system App 20060144028 - McLean; Kenneth W. ; et al. | 2006-07-06 |
| Windrower cab mounting and suspension system App 20060096269 - McLean; Kenneth W. ; et al. | 2006-05-11 |
| Windrower rear axle suspension system App 20060090445 - McLean; Kenneth W. ; et al. | 2006-05-04 |
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