Ludin; Douglas R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ludin; Douglas R..The latest application filed is for "elastomeric compression spring with load tuning feature and associated method of tuning".
- Ludin; Douglas R. - Malvern PA
- Ludin; Douglas R - Glen Mills PA
- Ludin, Douglas R. - Glen Mills PA
| Patent | Date |
|---|---|
| Crash force attenuating fuel system Grant 11,130,589 - Misciagna , et al. September 28, 2 | 2021-09-28 |
| Elastomeric Compression Spring With Load Tuning Feature And Associated Method Of Tuning App 20210156443 - Muha; Nicholas B. ; et al. | 2021-05-27 |
| Structurally tunable cores Grant 11,001,375 - Holemans , et al. May 11, 2 | 2021-05-11 |
| Elastomeric compression spring with load tuning feature and associated method of tuning Grant 10,962,073 - Muha , et al. March 30, 2 | 2021-03-30 |
| Structurally Tunable Cores App 20200298969 - Holemans; Peter ; et al. | 2020-09-24 |
| Crash Force Attenuating Fuel System App 20200262577 - Misciagna; David Thomas ; et al. | 2020-08-20 |
| Energy-absorbing under-floor airframe Grant 10,745,098 - Ludin , et al. A | 2020-08-18 |
| Vibration damping link and method therefore Grant 10,598,251 - Ludin , et al. | 2020-03-24 |
| Elastomeric Compression Spring With Load Tuning Feature And Associated Method Of Tuning App 20200011393 - Muha; Nicholas B. ; et al. | 2020-01-09 |
| Fuel bladder mass attenuation system Grant 10,518,894 - Ludin , et al. Dec | 2019-12-31 |
| Energy-absorbing Under-floor Airframe App 20190071163 - Ludin; Douglas R. ; et al. | 2019-03-07 |
| Apparatuses for layup tooling Grant 10,118,347 - Stauffer , et al. November 6, 2 | 2018-11-06 |
| Vibration Damping Link And Method Therefore App 20180298978 - LUDIN; Douglas R. ; et al. | 2018-10-18 |
| Fuel Bladder Mass Attentuation System App 20180291813 - Ludin; Douglas R. ; et al. | 2018-10-11 |
| Method And Apparatus For Layup Tooling App 20170173896 - Stauffer; Matthew S. ; et al. | 2017-06-22 |
| Method and apparatus for layup tooling Grant 9,597,843 - Stauffer , et al. March 21, 2 | 2017-03-21 |
| Energy-absorbing composite tension-shear fitting Grant 9,593,740 - Stauffer , et al. March 14, 2 | 2017-03-14 |
| Energy absorbing link Grant 9,500,249 - Ludin , et al. November 22, 2 | 2016-11-22 |
| Energy-absorbing Composite Tension-shear Fitting App 20160333960 - Stauffer; Matthew S. ; et al. | 2016-11-17 |
| Energy Absorbing Link App 20160265613 - Ludin; Douglas R. ; et al. | 2016-09-15 |
| Acoustic barrier support structure Grant 9,284,727 - McKnight , et al. March 15, 2 | 2016-03-15 |
| Method And Apparatus For Layup Tooling App 20150328842 - Stauffer; Matthew S. ; et al. | 2015-11-19 |
| Energy absorbing device Grant 9,016,448 - Ludin , et al. April 28, 2 | 2015-04-28 |
| Acoustic Barrier Support Structure App 20150027807 - McKnight; Geoffrey P. ; et al. | 2015-01-29 |
| Acoustic barrier support structure Grant 8,869,933 - McKnight , et al. October 28, 2 | 2014-10-28 |
| Energy Absorbing Device App 20140144740 - Ludin; Douglas R. ; et al. | 2014-05-29 |
| Fastenerless internal support for hollow structures Grant 7,198,691 - Ludin , et al. April 3, 2 | 2007-04-03 |
| Fastenerless internal support for hollow structures App 20040182967 - Ludin, Douglas R. ; et al. | 2004-09-23 |
| Fastenerless internal support for hollow structures Grant 6,719,870 - Ludin , et al. April 13, 2 | 2004-04-13 |
| Fastenerless internal support for hollow structures App 20020074083 - Ludin, Douglas R. ; et al. | 2002-06-20 |
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.
| 