| 7451723 |
Multipurpose rat cage |
George S. Gabriel, Neil E. Campbell, Chin Soo Park, John E. Sheaffer, Dale Murray +3 more |
2008-11-18 |
| 6526915 |
Feeder assembly for use in a cage |
George S. Gabriel, Neil E. Campbell, Chin Soo Park, Albert P. Ruggieri, John E. Sheaffer +3 more |
2003-03-04 |
| 6341581 |
Multispecies rodent cage |
George S. Gabriel, Neil E. Campbell, Chin Soo Park, Albert P. Ruggieri, John E. Sheaffer +3 more |
2002-01-29 |
| 6336425 |
Multispecies rodent cage |
George S. Gabriel, Neil E. Campbell, Chin Soo Park, Albert P. Ruggieri, John E. Sheaffer +3 more |
2002-01-08 |
| 6336427 |
Feeder assembly for use in a cage |
George S. Gabriel, Neil E. Campbell, Chin Soo Park, Albert P. Ruggieri, John E. Sheaffer +3 more |
2002-01-08 |
| 6295950 |
Filter cap for an animal cage |
John E. Sheaffer |
2001-10-02 |
| 6041741 |
Multispecies rodent cage |
George S. Gabriel, Neil E. Campbell, Chin Soo Park, Albert P. Ruggieri, John E. Sheaffer +3 more |
2000-03-28 |
| 5924384 |
Animal cage assembly and combination water bottle holder and feeder |
John E. Sheaffer |
1999-07-20 |
| 5735233 |
Animal cage rack locking mechanism |
John E. Sheaffer, Neil E. Campbell, James Best, William Marston, Ronald W. Hardesty |
1998-04-07 |
| 5694885 |
Animal feeder with perch assembly |
John E. Sheaffer |
1997-12-09 |
| D379683 |
Wire bar lid for an animal cage |
John E. Sheaffer |
1997-06-03 |
| 5349923 |
Ventilated cage and open rack system |
John E. Sheaffer |
1994-09-27 |
| 5311836 |
Ventilated cage and open rack system |
John E. Sheaffer |
1994-05-17 |
| 5253842 |
Quick disconnect water valve assembly |
Laszlo Huebscher |
1993-10-19 |
| 5165362 |
Ventilated cage and open rack system |
John E. Sheaffer, Neil E. Campbell, Albert P. Ruggieri, Robert Sedlachek |
1992-11-24 |
| 5097750 |
Waste management disposal system |
John V. Oldham, deceased, Chinsoo Park, William Marston, John E. Sheaffer, Neil E. Campbell +1 more |
1992-03-24 |
| 5042429 |
Ventilated cage and rack system |
John E. Sheaffer |
1991-08-27 |
| 4989545 |
Ventilated cage and open rack system |
John E. Sheaffer |
1991-02-05 |