Isherwood; Roland
Patent Applications and Registrations
Patent applications and USPTO patent grants for Isherwood; Roland.The latest application filed is for "optically variable devices".
- Isherwood; Roland - Whitchurch N/A GB
- Isherwood; Roland - Hampshire GB
- Isherwood, Roland - Whitechurch GB
| Patent | Date |
|---|---|
| Security substrate comprising a magnetic layer and opaque and non-opaque regions Grant 9,483,719 - Isherwood , et al. November 1, 2 | 2016-11-01 |
| Optically variable devices Grant 8,027,093 - Commander , et al. September 27, 2 | 2011-09-27 |
| Optically variable devices App 20110122499 - Commander; Lawrence George ; et al. | 2011-05-26 |
| Security device based on customized microprism film Grant 7,903,308 - Commander , et al. March 8, 2 | 2011-03-08 |
| Optically variable devices Grant 7,830,627 - Commander , et al. November 9, 2 | 2010-11-09 |
| Security thread Grant 7,703,811 - Isherwood April 27, 2 | 2010-04-27 |
| Security device for security substrates App 20090250920 - Isherwood; Roland ; et al. | 2009-10-08 |
| Optically Variable Devices App 20090034082 - Commander; Lawrence George ; et al. | 2009-02-05 |
| Substrates App 20090029123 - Isherwood; Roland ; et al. | 2009-01-29 |
| Substrates App 20080311317 - Isherwood; Roland ; et al. | 2008-12-18 |
| Security Device Based on Customized Microprism Film App 20080231976 - Commander; Lawrence George ; et al. | 2008-09-25 |
| Substrates Incorporating Security Devices App 20080143095 - Isherwood; Roland ; et al. | 2008-06-19 |
| Methods of manufacturing substrates Grant 7,179,393 - Isherwood , et al. February 20, 2 | 2007-02-20 |
| Security thread App 20060097512 - Isherwood; Roland | 2006-05-11 |
| Substrates App 20050238851 - Isherwood, Roland ; et al. | 2005-10-27 |
| Substrates App 20050116464 - Isherwood, Roland ; et al. | 2005-06-02 |
| Methods of manufacturing substrates App 20050118396 - Isherwood, Roland ; et al. | 2005-06-02 |
| Making paper Grant 6,616,803 - Isherwood , et al. September 9, 2 | 2003-09-09 |
| High value documents Grant 5,678,863 - Knight , et al. October 21, 1 | 1997-10-21 |
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