Montgomery, Jr.; Robert H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Montgomery, Jr.; Robert H..The latest application filed is for "manually replaceable protective wear sleeve".
- Montgomery, Jr.; Robert H. - Everett PA
- Montgomery, Jr.; Robert H. - Bedford PA
- Montgomery, Jr.; Robert H. - Fishertown PA
| Patent | Date |
|---|---|
| Manually replaceable protective wear sleeve Grant 7,210,744 - Montgomery, Jr. May 1, 2 | 2007-05-01 |
| T-shaped cutter tool assembly with wear sleeve Grant 6,854,810 - Montgomery, Jr. February 15, 2 | 2005-02-15 |
| Protective wear sleeve having tapered lock and retainer Grant 6,786,557 - Montgomery, Jr. September 7, 2 | 2004-09-07 |
| Cutting tool holder assembly with press fit Grant 6,331,035 - Montgomery, Jr. December 18, 2 | 2001-12-18 |
| Rotatable cutting bit assembly with wedge-lock retention assembly Grant 6,260,638 - Massa , et al. July 17, 2 | 2001-07-17 |
| Cutting tool assembly with replaceable spray nozzle Grant 6,247,759 - Montgomery, Jr. , et al. June 19, 2 | 2001-06-19 |
| Cutting tool holder retention assembly Grant 6,234,579 - Montgomery, Jr. May 22, 2 | 2001-05-22 |
| Rotatable cutting bit assembly with wedge-lock retention assembly Grant 5,996,714 - Massa , et al. December 7, 1 | 1999-12-07 |
| Cutting tool sleeve rotation limitation system Grant 5,730,502 - Montgomery, Jr. March 24, 1 | 1998-03-24 |
| Cutting tool sleeve rotation limitation system Grant 5,628,549 - Ritchey , et al. May 13, 1 | 1997-05-13 |
| Cold headed center vacuum drill bit Grant 5,452,628 - Montgomery, Jr. , et al. September 26, 1 | 1995-09-26 |
| Cold headed center vacuum drill bit Grant 5,297,643 - Montgomery, Jr. , et al. March 29, 1 | 1994-03-29 |
| Radial cut drill bit insert Grant 5,184,689 - Sheirer , et al. February 9, 1 | 1993-02-09 |
| Rotary drill bit insert Grant 5,172,775 - Sheirer , et al. December 22, 1 | 1992-12-22 |
| Earthworking tool for protecting from abnormally high cutting loads Grant 4,542,943 - Montgomery, Jr. September 24, 1 | 1985-09-24 |
| Grooved earthworking bit and method of enhancing the life thereof Grant 4,194,791 - Montgomery, Jr. , et al. March 25, 1 | 1980-03-25 |
| Method and apparatus for installing chemical anchor bolt assemblies in earth formations Grant 4,127,000 - Montgomery, Jr. , et al. November 28, 1 | 1978-11-28 |
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