Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D382668 | Dental floss sachet | — | 1997-08-19 |
| D381468 | Dental floss vial dispenser | John W. Spencer, Jr., David D. McClanahan | 1997-07-22 |
| 5646192 | Polytetrafluoroethylene molding powder | Charles E. Singleton | 1997-07-08 |
| 5635124 | Method of making an improved expanded PTFE fiber | Brad F. Abrams, Raymond B. Minor, Gordon L. McGregor | 1997-06-03 |
| 5607050 | Vial floss dispenser | John W. Spencer, Jr., Rickey I. Hill, David D. McClanahan | 1997-03-04 |
| 5591526 | Expanded PTFE fiber and fabric and method of making same | Brad F. Abrams, Raymond B. Minor, Gordon L. McGregor | 1997-01-07 |
| 5582194 | Single use dental floss dispenser | — | 1996-12-10 |
| 5573021 | Combined flosser and floss dispenser device | Deborah A. Grofcisk, John W. Spencer, Jr. | 1996-11-12 |
| 5571605 | PTFE fiber woven fabric | Brad F. Abrams, Raymond B. Minor, Gordon L. McGregor | 1996-11-05 |
| 5566691 | Flossing apparatus | John W. Spencer, Jr., Richard H. Wilson, James Walter | 1996-10-22 |
| 5566872 | Vial floss dispenser | John W. Spener, Jr., Rickey I. Hill | 1996-10-22 |
| D374744 | Floss holder | John W. Spencer, Jr., Deborah A. Grofcsik | 1996-10-15 |
| D374311 | Dental floss holder | John W. Spencer, Jr., Deborah A. Grofcsik, David D. McClanahan | 1996-10-01 |
| D371222 | Floss container | John W. Spencer, Jr. | 1996-06-25 |
| 5518012 | Expanded PTFE floss material and method of making same | Raymond B. Minor, John W. Spencer, Jr. | 1996-05-21 |