Woolford; Michael E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Woolford; Michael E..The latest application filed is for "composite masonry block".
- Woolford; Michael E. - Lake Elmo MN
Trademarks
| Patent | Date |
|---|---|
| Composite masonry block Grant 7,384,215 - Woolford June 10, 2 | 2008-06-10 |
| Composite masonry block Grant 7,360,970 - Woolford , et al. April 22, 2 | 2008-04-22 |
| Composite masonry block App 20060153647 - Woolford; Michael E. ; et al. | 2006-07-13 |
| Composite masonry block Grant 7,048,472 - Woolford , et al. May 23, 2 | 2006-05-23 |
| Integral core puller/mold technology App 20040032043 - Woolford, Michael E. ; et al. | 2004-02-19 |
| Composite masonry block App 20040028484 - Woolford, Michael E. | 2004-02-12 |
| Composite masonry block App 20030210960 - Woolford, Michael E. ; et al. | 2003-11-13 |
| Composite masonry block Grant 6,641,334 - Woolford November 4, 2 | 2003-11-04 |
| Composite masonry block Grant 6,616,382 - Woolford , et al. September 9, 2 | 2003-09-09 |
| Composite masonry block App 20030012609 - Woolford, Michael E. | 2003-01-16 |
| Composite masonry block App 20020015620 - Woolford, Michael E. ; et al. | 2002-02-07 |
| Composite masonry block Grant 6,183,168 - Woolford , et al. February 6, 2 | 2001-02-06 |
| Paving block array Grant 5,884,445 - Woolford March 23, 1 | 1999-03-23 |
| Paving block Grant D404,147 - Woolford January 12, 1 | 1999-01-12 |
| Composite masonry block Grant 5,827,015 - Woolford , et al. October 27, 1 | 1998-10-27 |
| Masonry block Grant 5,711,129 - Woolford January 27, 1 | 1998-01-27 |
| Composite masonry block Grant 5,709,062 - Woolford January 20, 1 | 1998-01-20 |
| Composite masonry block Grant 5,704,183 - Woolford January 6, 1 | 1998-01-06 |
| Method of forming composite masonry blocks Grant 5,589,124 - Woolford , et al. December 31, 1 | 1996-12-31 |
| Composite masonry block Grant 5,490,363 - Woolford February 13, 1 | 1996-02-13 |
| Heated stripper shoe assembly Grant 5,249,950 - Woolford October 5, 1 | 1993-10-05 |
| Composite masonry block mold for use in block molding machines Grant 5,062,610 - Woolford , et al. November 5, 1 | 1991-11-05 |
| Retaining wall block Grant D321,060 - Blomquist , et al. October 22, 1 | 1991-10-22 |
| Retaining wall block Grant D319,885 - Blomquist , et al. September 10, 1 | 1991-09-10 |
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