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DeKalb, IL, United States of America

Barber-greene Company

USPTO Granted Patents = 23

Trademarks = 2

Forward Citations = 410

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28 inventors (with patents filed for the assignee):

Donald W Smith (7 out of 8 patents)

James Donald Brock (4 out of 21 patents)

Fredric W Prill (3 out of 6 patents)

4. Robert E Farnham (3 out of 6 patents)

5. Joseph Batch (3 out of 4 patents)

6. James H Bassett (2 out of 24 patents)

7. John P Renneck (2 out of 2 patents)

8. Lee V Binz (2 out of 2 patents)

9. George M Burkhart (2 out of 2 patents)

10. Martin F Dohnalik (2 out of 2 patents)

11. James H Basset (1 out of 1 patent)

12. James J Plociennik (1 out of 3 patents)

13. George Goehst (1 out of 2 patents)

14. John W Heller (1 out of 1 patent)

15. Andrew W Green (1 out of 4 patents)

23 patents: Sort by Forward Citations

1. 5203642 - Extendable screed for an asphalt paver (1993-04-20),

2. 5054931 - Counterflow asphalt drum mixer producing less hydrocarbon emissions and (1991-10-08),

3. 5035534 - Apparatus for transferring an asphalt-aggregate mixture (1991-07-30),

4. 5015120 - Methods and apparatus for making an asphalt-aggregate pavement (1991-05-14),

5. 4955754 - Shock absorbing device for a paving machine (1990-09-11),

6. 4944630 - Connector and method of connection between a road making machine and the (1990-07-31),

7. 4861191 - Road widener (1989-08-29),

8. 4839571 - Safety back-up for metering pump control (1989-06-13),

9. 4818139 - Methods and apparatus for making an asphalt-aggregate pavement (1989-04-04),

10. 4688965 - Extendable screed and method for paving non-coplanar road surface (1987-08-25),

11. 4479591 - Apparatus and method for removing foreign materials from a cement (1984-10-30),

12. 4441821 - Apparatus for increasing the delivery range of a mixing and delivery (1984-04-10),

13. 4337014 - Method and apparatus for erecting a portable silo and elevator (1982-06-29),

14. 4332478 - Method and apparatus for reducing smoke emissions in an asphalt drum (1982-06-01),

15. 4309168 - System for combining multiple fuels to produce controllable gas (1982-01-05),

Barber-Greene was a leading manufacturer of construction equipment known for their innovative asphalt plants and paving equipment. With a history dating back to the early 1900s, Barber-Greene has provided quality products and services to the construction industry for decades. Today, the company continues to be a trusted name in the industry, offering a range of equipment for asphalt production and road construction projects.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

23 Patents

#3 in DeKalb, IL

#720 in Illinois

#13,930 in US

#26,801 in the World

DeKalb, IL, United States of America

Barber-greene Company

Forward Citations = 410

28 inventors:

Donald W Smith (7 out of 8 patents)

James Donald Brock (4 out of 21 patents)

Fredric W Prill (3 out of 6 patents)

4. Robert E Farnham (3 out of 6 patents)

5. Joseph Batch (3 out of 4 patents)

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