Sievert; Dick J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sievert; Dick J..The latest application filed is for "composite masonry block".
- Sievert; Dick J. - New Richmond WI
| Patent | Date |
|---|---|
| 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 |
| Composite masonry block App 20030210960 - Woolford, Michael E. ; et al. | 2003-11-13 |
| Composite masonry block Grant 6,616,382 - Woolford , et al. September 9, 2 | 2003-09-09 |
| Retaining wall block Grant D458,693 - Sievert June 11, 2 | 2002-06-11 |
| 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 |
| Splitting technique Grant 6,178,704 - Sievert January 30, 2 | 2001-01-30 |
| Mold for producing masonry block with roughened surface Grant 6,138,983 - Sievert October 31, 2 | 2000-10-31 |
| Process for producing masonry block with roughened surface Grant 5,879,603 - Sievert March 9, 1 | 1999-03-09 |
| Composite masonry block Grant 5,827,015 - Woolford , et al. October 27, 1 | 1998-10-27 |
| Method of forming composite masonry blocks Grant 5,589,124 - Woolford , et al. December 31, 1 | 1996-12-31 |
| Composite masonry block Grant 5,294,216 - Sievert March 15, 1 | 1994-03-15 |
| Composite masonry block mold for use in block molding machines Grant 5,062,610 - Woolford , et al. November 5, 1 | 1991-11-05 |
| Composite masonry block Grant 5,017,049 - Sievert May 21, 1 | 1991-05-21 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 