For the Inventor, By the Inventor

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Crete, IL, United States of America

American Lock Company

USPTO Granted Patents = 3

Trademarks = 5

Forward Citations = 58

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5 inventors (with patents filed for the assignee):

Edward C Flory (1 out of 13 patents)

Edward H Saladin (1 out of 1 patent)

Larry L Carpenter (1 out of 1 patent)

4. James E Krueger (1 out of 1 patent)

5. Duane B Grahovec (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 6705137 - Lock device for semitrailers and the like (2004-03-16),

2. 5819560 - Plastic lock (1998-10-13),

3. 5572890 - High security lock system including cover plate (1996-11-12),

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USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#4 in Crete, IL

#3,364 in Illinois

#72,066 in US

Crete, IL, United States of America

American Lock Company

Forward Citations = 58

5 inventors:

Edward C Flory (1 out of 13 patents)

Edward H Saladin (1 out of 1 patent)

Larry L Carpenter (1 out of 1 patent)

4. James E Krueger (1 out of 1 patent)

5. Duane B Grahovec (1 out of 1 patent)

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