Inventor
Thinnayam N. Krishnamurthy
Inventor
Scarborough, CA
Overview
Patents· 18 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes51%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations43%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
10,463,624Controlled release formulations201910,258,616Hydromorphone and naloxone for treatment of pain and opioid bowel dysfunction syndrome201910,039,719Methods of treating attention deficit hyperactivity disorder201810,022,330Methods of preparing oral controlled release formulations20189,949,931Methods of treating attention deficit hyperactivity disorder20189,814,710'Hydromorphone and naloxone for treatment of pain and opioid bowel dysfunction syndrome'20179,801,823'Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations'20179,700,508'Pharmaceutical compositions comprising hydromorphone and naloxone'20179,066,869'Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations'20158,580,310'Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations'20137,438,930'Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations'20087,247,318'Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations'20077,083,808'Controlled/modified release oral methylphenidate formulations'20066,673,367'Controlled/modified release oral methylphenidate formulations'20046,419,960'Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations'20025,811,126'Controlled release matrix for pharmaceuticals'19985,508,043'Controlled release matrix for pharmaceuticals'19965,215,758'Controlled release matrix suppository for pharmaceuticals'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2019Patents assigned to EURO CELTIQUE SA (9)· patent assignee history
1993–2007Based in Ontario, CA· patent location history
2002–2019Based in Scarborough, CA· patent location history
2007–2017Patents assigned to PURDUE PHARMA (5)· patent assignee history
2013Patents assigned to DARKE ANDREW (1)· patent assignee history
2017–2019Patents assigned to RHODES PHARMACEUTICALS LP (5)· patent assignee history
2017Patents assigned to DANAGHER HELEN KATHLEEN (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EURO CELTIQUE SA | 9 | 1993–2019 |
| PURDUE PHARMA | 5 | 2007–2017 |
| RHODES PHARMACEUTICALS LP | 5 | 2017–2019 |
| DANAGHER HELEN KATHLEEN | 1 | 2017 |
| DARKE ANDREW | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Scarborough, CA | 12 | 2002–2019 |
| Ontario, CA | 6 | 1993–2007 |