Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7854744 | Method for treating obstructed paranasal ethmoid sinuses | — | 2010-12-21 |
| 7846124 | Punctal anchor for lacrimal stent, introducer tool and method | — | 2010-12-07 |
| 7753929 | Method for treating obstructed paranasal sphenoid sinuses | — | 2010-07-13 |
| 7753930 | Method for treating obstructed paranasal maxillary sinuses | — | 2010-07-13 |
| 7740642 | Method for treating naturally obstructed paranasal sinuses | — | 2010-06-22 |
| 7717933 | Balloon catheters and methods for treating paranasal sinuses | — | 2010-05-18 |
| D590935 | Lacrimal drainage tube | — | 2009-04-21 |
| 7169163 | Transnasal method and catheter for lacrimal system | — | 2007-01-30 |
| D501677 | Dilatation balloon catheter | — | 2005-02-08 |
| 6238364 | Lacrimal silicone stent with very large diameter segment insertable transnasally | — | 2001-05-29 |
| 6113567 | Lacrimal silicone tube with reduced friction | — | 2000-09-05 |
| 6083188 | Lacrimal silicone stent with very large diameter segment insertable transnasally | — | 2000-07-04 |
| 5169386 | Method and catheter for dilatation of the lacrimal system | William A. Berthiaume | 1992-12-08 |
| 5021043 | Method and catheter for dilatation of the lacrimal system | William A. Berthiaume | 1991-06-04 |