Ophthalmic compositions containing diglycine
US8664180B2 · kind B2 · utility
1Cited by
23References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 6, 2012 |
| Grant date | Mar 4, 2014 |
| Priority date | — |
| Expiry date | Feb 6, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L12/142
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Ophthalmic composition that includes 0.05% w/v to 2% w/v diglycine or a salt thereof; 0.01 ppm to 3 ppm poly(hexamethylene biguanide); 1 ppm to 10 ppm α-[4-tris(2-hydroxyethyl)ammonium chloride-2-butenyl]poly[1-dimethylammonium chloride-2-butenyl]-ω-tris(2-hydroxyethyl)ammonium chloride; and 0.1% w/v to 2% w/v of one or more boron buffering compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.