Inventor
JAMES A. HELLIWELL
Inventor
CA
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes38%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations38%
A61BDiagnosis13%
A61MDevices for introducing media into, or onto, the body13%
PatentTitleYear
12,485,097Sustained release of formulations of local anesthetics202511,517,677Epidural device for detection of and needle placement in epidural space202211,351,124Sustained release of formulations of local anesthetics202211,219,604Injectable sustained release composition and method of using the same for treating inflammation in joints and pain associated therewith2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to EUPRAXIA PHARMACEUTICALS INC (2)· patent assignee history
2022Patents assigned to Eupraxia Pharmaceuticals USA LLC (1)· patent assignee history
2022Patents assigned to GUIDESTAR MEDICAL DEVICES (1)· patent assignee history
2022–2025Based in CA· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EUPRAXIA PHARMACEUTICALS INC | 2 | 2022–2025 |
| Eupraxia Pharmaceuticals USA LLC | 1 | 2022 |
| GUIDESTAR MEDICAL DEVICES | 1 | 2022 |
Locations
| Location | Patents | Span |
|---|---|---|
| CA | 4 | 2022–2025 |