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OMAHA, NE, US
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Patents Grants
last 30 patents
Information
Patent Grant
Process and apparatus for the preparation of chlortetracycline-cont...
Patent number
7,504,112
Issue date
Mar 17, 2009
Pennfield Oil Company
Willis L. Winstrom
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Process and apparatus for the preparation of chlortetracycline-cont...
Patent number
6,844,006
Issue date
Jan 18, 2005
Pennfield Oil Company
Willis L. Winstrom
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Process and apparatus for the preparation of chlortetracycline-cont...
Patent number
6,773,717
Issue date
Aug 10, 2004
Pennfield Oil Company
Willis L. Winstrom
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Particulate animal feed supplements and processes for the preparati...
Patent number
6,761,899
Issue date
Jul 13, 2004
Pennfield Oil Company
Andrew Lee Winstrom
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Apparatus for the preparation of chlortetracycline-containing anima...
Patent number
6,562,615
Issue date
May 13, 2003
Pennfield Oil Company
Willis L. Winstrom
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Chlortetracycline-containing animal feed compositions and methods f...
Patent number
6,506,402
Issue date
Jan 14, 2003
Pennfield Oil Company
Willis L. Winstrom
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
86418122 - PENNFIELD
Serial number
86418122
Filing date
Oct 8, 2014
Pennfield Oil Co.
5 - Pharmaceutical and veterinary preparations
Information
Trademark
85124945 - NEO-OXY 100/100 MR
Serial number
85124945
Registration number
3961250
Filing date
Sep 8, 2010
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
77197604 - PENNOX 343
Serial number
77197604
Registration number
3378052
Filing date
Jun 5, 2007
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
77197619 - PENNCHLOR 64
Serial number
77197619
Registration number
3378053
Filing date
Jun 5, 2007
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76656923
Serial number
76656923
Registration number
3195576
Filing date
Mar 20, 2006
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76656921 - PENNCHLOR 50-G
Serial number
76656921
Registration number
3200231
Filing date
Mar 20, 2006
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76585299 - PENNITRACIN MD 60-G
Serial number
76585299
Filing date
Apr 6, 2004
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76585126 - PENNITRACIN MD 70-G
Serial number
76585126
Filing date
Apr 6, 2004
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76562689
Serial number
76562689
Registration number
2980511
Filing date
Dec 2, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76562699
Serial number
76562699
Registration number
2912487
Filing date
Dec 2, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76562690
Serial number
76562690
Registration number
2912485
Filing date
Dec 2, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76558698 - NEO-OXY-10/5
Serial number
76558698
Registration number
2904512
Filing date
Nov 7, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76558699 - PENNCHLOR 90-G
Serial number
76558699
Registration number
2903025
Filing date
Nov 7, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76558766 - NEO-OXY-50/50
Serial number
76558766
Registration number
2904515
Filing date
Nov 7, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76558682 - NEO-OXY-10/10
Serial number
76558682
Registration number
2904510
Filing date
Nov 7, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76558753 - PENNCHLOR 100-G
Serial number
76558753
Registration number
2903026
Filing date
Nov 7, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76558691 - NEO-OXY-100/50
Serial number
76558691
Registration number
2904511
Filing date
Nov 7, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76558754 - NEO-OXY-100/50 MR
Serial number
76558754
Registration number
2904514
Filing date
Nov 7, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76558681 - NEO-OXY-100/100
Serial number
76558681
Registration number
2904509
Filing date
Nov 7, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76528453 - PENNOX 100-MR
Serial number
76528453
Registration number
2819516
Filing date
Jul 9, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76528728 - PENNCHLOR 100-MR
Serial number
76528728
Registration number
2819520
Filing date
Jul 9, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76528724 - PENNOX 100 HI-FLO
Serial number
76528724
Registration number
2819519
Filing date
Jul 9, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76528455 - PENNCHLOR 100 HI-FLO
Serial number
76528455
Registration number
2819517
Filing date
Jul 9, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76528723 - PENNOX 200 HI-FLO
Serial number
76528723
Registration number
2819518
Filing date
Jul 9, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76527173 - PENNOX
Serial number
76527173
Registration number
2819515
Filing date
Jul 1, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76521190 - PENNCHLOR
Serial number
76521190
Registration number
2819513
Filing date
Jun 9, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76521072 - PENNCHLOR-S
Serial number
76521072
Registration number
2865589
Filing date
Jun 6, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76521046 - PENNITRACIN MD 50-G
Serial number
76521046
Registration number
2862287
Filing date
Jun 6, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76511395 - PENNCHLOR + SULFA 7000
Serial number
76511395
Filing date
May 5, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
76506431 - PENNCHLOR + SULFA 7000 3500 MG OF CHLORTETRACYCLINE + 35...
Serial number
76506431
Filing date
Apr 14, 2003
PENNFIELD OIL COMPANY
5 - Pharmaceutical and veterinary preparations