Sigma Tool & Machine
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sigma Tool & Machine.The latest application filed is for "pneumatic hand tool for inserting t-nuts".
- Sigma Tool & Machine - Ontario CA
- Sigma Tool & Machine -
- Sigma Tool & Machine - Toronto CA
- Sigma Tool & Machine - Scarborough CA
| Patent | Date |
|---|---|
| Nose piece for inserting fixing elements into predefined seats Grant 8,181,712 - Liu May 22, 2 | 2012-05-22 |
| Pneumatic hand tool for inserting t-nuts App 20070170222 - Bromley; Keith G. ; et al. | 2007-07-26 |
| Multi-blow pneumatic hand tool for inserting t-nuts App 20070114259 - Bromley; Keith G. ; et al. | 2007-05-24 |
| Sealed end tee-nut Grant 6,183,181 - Leistner , et al. February 6, 2 | 2001-02-06 |
| Tee-nut strip with edge membranes Grant 5,918,738 - Leistner July 6, 1 | 1999-07-06 |
| Tee-nut with radiussed barrel end Grant 5,863,164 - Leistner January 26, 1 | 1999-01-26 |
| Tee-nut holder strip Grant 5,762,190 - Leistner June 9, 1 | 1998-06-09 |
| Clip for furniture springs, and method of manufacture Grant 5,722,131 - Leistner , et al. March 3, 1 | 1998-03-03 |
| Tee-nut with enlarged barrel end Grant 5,618,144 - Leistner April 8, 1 | 1997-04-08 |
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.
| 