Lyophilization above collapse
US9884019B2 · kind B2 · utility
2Cited by
1References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2009 |
| Grant date | Feb 6, 2018 |
| Priority date | — |
| Expiry date | Jul 9, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/19
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides methods of lyophilizing a pharmaceutical substance involving a primary drying step executed at a product temperature at or above the collapse temperature. The invention also provides pharmaceutical substances lyophilized at or above the collapse temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.