Blume; Ralph W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Blume; Ralph W..The latest application filed is for "sustained release of guaifenesin".
- Blume; Ralph W. - Fort Worth TX
| Patent | Date |
|---|---|
| Sustained Release Of Guaifenesin App 20170007543 - Davis; Robert D. ; et al. | 2017-01-12 |
| Sustained release of guaifenesin combination drugs Grant 8,012,504 - Davis , et al. September 6, 2 | 2011-09-06 |
| Sustained release of guaifenesin combination drugs Grant 7,985,420 - Davis , et al. July 26, 2 | 2011-07-26 |
| Sustained release formulations of guaifenesin and additional drug ingredients Grant 7,985,421 - Davis , et al. July 26, 2 | 2011-07-26 |
| Sustained Release Of Guaifenesin App 20110052689 - Davis; Robert D. ; et al. | 2011-03-03 |
| Sustained release of guaifenesin Grant 7,838,032 - Davis , et al. November 23, 2 | 2010-11-23 |
| Sustained release formulations of guaifenesin and additional drug ingredients App 20050276852 - Davis, Robert D. ; et al. | 2005-12-15 |
| Sustained release formulations of guaifenesin and additional drug ingredients Grant 6,955,821 - Davis , et al. October 18, 2 | 2005-10-18 |
| Sustained release of guaifenesin combination drugs App 20040022851 - Davis, Robert D. ; et al. | 2004-02-05 |
| Sustained release of guaifenesin App 20040018233 - Davis, Robert D. ; et al. | 2004-01-29 |
| Sustained release of guaifenesin combination drugs App 20030215508 - Davis, Robert D. ; et al. | 2003-11-20 |
| Sustained release formulations of guaifenesin and additional drug ingredients App 20030049318 - Davis, Robert D. ; et al. | 2003-03-13 |
| Guaifenesin sustained release formulation and tablets Grant 6,372,252 - Blume , et al. April 16, 2 | 2002-04-16 |
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