Barber; Donald T.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Barber; Donald T..The latest application filed is for "reinforced file folder".
- Barber; Donald T. - Toronto CA
- Barber; Donald T. - Willowdale CA
| Patent | Date |
|---|---|
| Reinforced file folder Grant 4,749,121 - Barber , et al. June 7, 1 | 1988-06-07 |
| Method of producing a reinforced file folder Grant 4,588,463 - Barber , et al. May 13, 1 | 1986-05-13 |
| Composite strip for add-on tab for file folder Grant 4,580,815 - Barber April 8, 1 | 1986-04-08 |
| Method of adding color coded labels to files Grant 4,523,776 - Barber June 18, 1 | 1985-06-18 |
| File hangers Grant 4,473,158 - Barber September 25, 1 | 1984-09-25 |
| System for alphabetically labelling articles Grant 4,329,191 - Barber * May 11, 1 | 1982-05-11 |
| File binding system Grant 4,288,170 - Barber September 8, 1 | 1981-09-08 |
| System for alphabetically labelling articles Grant 4,240,848 - Barber December 23, 1 | 1980-12-23 |
| Coded label Grant 4,204,639 - Barber , et al. May 27, 1 | 1980-05-27 |
| Automatic indicia applying machine Grant 4,183,779 - Barber , et al. January 15, 1 | 1980-01-15 |
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