Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5746230 | Concentric smoking filter having discrete tow and web filter media | Cynthia W. Arterbery, W. Timothy Callaham, Morris F. White | 1998-05-05 |
| 5724998 | Reconstituted tobacco sheets and methods for producing and using the same | Grant Gellatly, Susan E. Wrenn | 1998-03-10 |
| 5622190 | Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core | Cynthia W. Arterbery, W. Timothy Callaham, Donald E. Laslie, Kenneth A. Newman, Roger S. Slagle +1 more | 1997-04-22 |
| 5592955 | Cigarette with insulating shell and method for making same | — | 1997-01-14 |
| 5365951 | Concentric smoking filter having cellulose acetate tow periphery and carbon-particle-loaded web filter core | Cynthia W. Arterbery, W. Timothy Callaham, Donald E. Laslie, Kenneth A. Newman, Roger S. Slagle +1 more | 1994-11-22 |
| 5133367 | Container for additive materials for smoking articles | — | 1992-07-28 |
| 5115823 | Flavor-enhancing smoking filter | — | 1992-05-26 |
| 5067500 | Container for additive materials for smoking articles | — | 1991-11-26 |
| 5012823 | Tobacco processing | Jose Nepomuceno, Douglas E. Albertson, Lewis Albert Haws | 1991-05-07 |
| 4991605 | Container for additive materials for smoking articles | — | 1991-02-12 |
| 4989620 | Method and apparatus for coating extruded tobacco-containing material | Richard A. Thesing, Walter A. Nichols | 1991-02-05 |
| 4966170 | Tobacco processing | Jose Nepomuceno, Douglas E. Albertson, Lewis Albert Haws | 1990-10-30 |
| 4936920 | High void volume/enhanced firmness tobacco rod and method of processing tobacco | Robert S. Mullins, Jose Nepomuceno, Lewis Albert Haws, Harry A. Jones, Veronica Y. Manuel +3 more | 1990-06-26 |
| 4874000 | Method and apparatus for drying and cooling extruded tobacco-containing material | Ronald A. Tamol, Jose Nepomuceno, George H. Burnett, Richard A. Thesing, Warren D. Winterson +1 more | 1989-10-17 |
| 4756316 | Method for producing a cigarette filter rod | Walter A. Nichols | 1988-07-12 |
| 4674519 | Cohesive tobacco composition | Donald B. Knudson, Jr., Jerome S. Osmalov, Robert B. Seligman | 1987-06-23 |
| 4632131 | Foamed, extruded, coherent multistrand smoking articles | George H. Burnett, Richard A. Thesing, Alline R. Wayte, Jose Nepomuceno, Alex S. Gergely | 1986-12-30 |
| 4625737 | Foamed, extruded, tobacco-containing smoking article and method of making the same | Walter A. Nichols, George H. Burnett, Richard A. Thesing, Jose Nepomuceno | 1986-12-02 |
| 4619276 | Tobacco processing | Douglas E. Albertson, James O. Dyson, Eugene B. Fischer, Robert T. Gaudlitz, Lewis Albert Haws +4 more | 1986-10-28 |
| 4589428 | Tobacco treatment | — | 1986-05-20 |
| 4532945 | Process for increasing and maintaining the filling power of tobacco | — | 1985-08-06 |
| 4510950 | Foamed, extruded, tobacco-containing smoking article and method of making same | Walter A. Nichols | 1985-04-16 |
| 4506684 | Modified cellulosic smoking material and method for its preparation | — | 1985-03-26 |
| 4481958 | Combustible carbon filter and smoking product | Norman B. Rainer | 1984-11-13 |
| 4458700 | Process for increasing the filling power of tobacco lamina filler having a low initial moisture content | H. Howard Sun | 1984-07-10 |