Inventor
HAIYONG H. HUANG
Inventor
US
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Jprimary
A61JContainers specially adapted for medical or pharmaceutical purposes14%
A61KPreparations for medical, dental or toiletry purposes14%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations14%
B29BPreparation or pretreatment of the material to be shaped14%
B29CShaping or joining of plastics14%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts14%
B29LIndexing scheme associated with subclass b29c, relating to particular articles14%
PatentTitleYear
12,396,955Tamper resistant dosage forms202512,280,152Tamper resistant dosage forms202512,246,094Tamper resistant dosage forms202511,964,056Tamper resistant dosage forms202411,938,225Tamper resistant dosage forms202411,904,055Tamper resistant dosage forms202411,826,472Tamper resistant dosage forms202311,304,908Tamper resistant dosage forms202211,304,909Tamper resistant dosage forms202211,298,322Tamper resistant dosage forms2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2025Patents assigned to PURDUE PHARMA LP (10)· patent assignee history
2022–2025Patents assigned to Purdue Pharmaceuticals LP (10)· patent assignee history
2022–2025Based in US· patent location history
2024Patents assigned to PURDUE PHARM L P (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PURDUE PHARMA LP | 10 | 2022–2025 |
| Purdue Pharmaceuticals LP | 10 | 2022–2025 |
| PURDUE PHARM L P | 1 | 2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 10 | 2022–2025 |