AMVEST LLC

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Organization

CANONSBURG, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Drum-type dual channel water-jet assisted cutting head
- Patent number 6,755,480
- Issue date Jun 29, 2004
- Amvest Corporation
- Donald B. Sult
- E21 - EARTH DRILLING MINING
Information Patent Grant
Horizontal remote mining system, and method
- Patent number 5,879,057
- Issue date Mar 9, 1999
- Amvest Corporation
- Jeffrey J. Schwoebel
- E21 - EARTH DRILLING MINING
Information Patent Grant
Remote mining haulage system with self-advancing mobile tailpiece a...
- Patent number 5,246,274
- Issue date Sep 21, 1993
- Amvest Corporation
- Carl W. Smith
- E21 - EARTH DRILLING MINING
Information Patent Grant
Thin seam mining and related sorting method
- Patent number 5,149,175
- Issue date Sep 22, 1992
- Amvest Corporation
- Robert C. Hills
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING

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Trademarklast 30 trademarks

Information Trademark
73336034 - AMVEST
- Serial number 73336034
- Registration number 1255532
- Filing date Nov 6, 1981
- Amvest Corporation
- 36 - Insurance
Information Trademark
73336035 - AC
- Serial number 73336035
- Registration number 1249238
- Filing date Nov 6, 1981
- Amvest Corporation
- 35 - Advertising
Information Trademark
72447476 - AMVEST
- Serial number 72447476
- Registration number 1004577
- Filing date Feb 1, 1973
- AMVEST CORPORATION
- 36 - Insurance