Allen; J. Dewayne
Patent Applications and Registrations
Patent applications and USPTO patent grants for Allen; J. Dewayne.The latest application filed is for "roller tube concrete paver with retractable vibrator assembly".
- Allen; J. Dewayne - Paragould AR
- Allen; J. Dewayne - Winchester AR
| Patent | Date |
|---|---|
| Roller Tube Concrete Paver with Retractable Vibrator Assembly App 20200232168 - Guinn; Timmy D. ; et al. | 2020-07-23 |
| Hydraulic riding trowels with automatic load sensing Grant 8,360,680 - Allen , et al. January 29, 2 | 2013-01-29 |
| Hydraulic riding trowels with automatic load sensing App 20110222966 - Allen; J. Dewayne ; et al. | 2011-09-15 |
| Hydraulic riding trowel with automatic load sensing system Grant 7,690,864 - Allen , et al. April 6, 2 | 2010-04-06 |
| Hydraulic riding trowel with automatic load sensing system App 20090169300 - Allen; J. Dewayne ; et al. | 2009-07-02 |
| Acoustically matched method and apparatus for screeding concrete Grant 7,316,523 - Allen , et al. January 8, 2 | 2008-01-08 |
| Acoustically matched concrete finishing pans Grant 7,114,876 - Allen , et al. October 3, 2 | 2006-10-03 |
| Method and apparatus for acoustically matched slip form concrete application Grant 7,108,449 - Allen , et al. September 19, 2 | 2006-09-19 |
| Acoustic impedance matched concrete finishing Grant 6,857,815 - Allen , et al. February 22, 2 | 2005-02-22 |
| Acoustic impedance matched concrete finishing App 20030231930 - Allen, J. Dewayne ; et al. | 2003-12-18 |
| Universal bridge deck vibrating system Grant 5,988,939 - Allen , et al. November 23, 1 | 1999-11-23 |
| Ventilated quick access support hood for riding trowels Grant D410,931 - Allen June 15, 1 | 1999-06-15 |
| Stretch frame twin engine riding trowel Grant D400,542 - Allen November 3, 1 | 1998-11-03 |
| Guard for walk behind trowel Grant D400,544 - Allen November 3, 1 | 1998-11-03 |
| High performance triple rotor riding trowel Grant 5,816,739 - Allen October 6, 1 | 1998-10-06 |
| Offset screed system and quick connect mounting therefore Grant 5,567,075 - Allen October 22, 1 | 1996-10-22 |
| Obstacle bypass system for concrete finishing tools Grant 5,533,831 - Allen July 9, 1 | 1996-07-09 |
| Concrete riding trowel guard clearance system Grant 5,480,257 - Allen January 2, 1 | 1996-01-02 |
| Finishing trowel pitch control and clutch system Grant 5,405,216 - Allen , et al. April 11, 1 | 1995-04-11 |
| Torsional automatic grade control system for concrete finishing Grant 5,328,295 - Allen July 12, 1 | 1994-07-12 |
| Laser operated automatic grade control system for concrete finishing Grant 5,288,166 - Allen , et al. February 22, 1 | 1994-02-22 |
| Riding trowel cranking dolly wheel assembly Grant D340,340 - Allen October 12, 1 | 1993-10-12 |
| Laterally translatable, carriage-mounted, concrete finishing apparatus Grant 4,741,643 - Allen * May 3, 1 | 1988-05-03 |
| Material spreader system Grant 4,710,054 - Allen December 1, 1 | 1987-12-01 |
| Vibratory screed including a laterally displaceable oscillating strike-off Grant 4,685,826 - Allen August 11, 1 | 1987-08-11 |
| Material spreader system Grant 4,676,690 - Allen * June 30, 1 | 1987-06-30 |
| Lightweight concrete form having a detachable equipment rail Grant 4,659,054 - Allen April 21, 1 | 1987-04-21 |
| Subgrading machine Grant 4,630,964 - Allen December 23, 1 | 1986-12-23 |
| High density concrete placing and finishing machine Grant 4,572,704 - Allen * February 25, 1 | 1986-02-25 |
| Vibratory screed including a spreading device for leveling and distributing plastic concrete in front of the screed Grant 4,466,757 - Allen August 21, 1 | 1984-08-21 |
| Triangular truss concrete screed having a blade extension bracket Grant 4,375,351 - Allen March 1, 1 | 1983-03-01 |
| Concrete topping spreader system Grant 4,349,294 - Allen September 14, 1 | 1982-09-14 |
| Fine grader Grant 4,249,327 - Allen February 10, 1 | 1981-02-10 |
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