Lillibridge; Harold R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lillibridge; Harold R..The latest application filed is for "quick opening envelope".
- Lillibridge; Harold R. - Burlingame CA
- Lillibridge; Harold R. - San Mateo CA
| Patent | Date |
|---|---|
| Quick opening envelope Grant 4,492,308 - Meeker , et al. January 8, 1 | 1985-01-08 |
| Quick opening envelope Grant 4,470,511 - Meeker , et al. September 11, 1 | 1984-09-11 |
| Apparatus for manufacturing envelopes Grant 4,338,085 - Sullivan , et al. July 6, 1 | 1982-07-06 |
| Air cleaning apparatus Grant 4,210,977 - Lillibridge July 8, 1 | 1980-07-08 |
| Dual pocket mailing envelope blank Grant D251,300 - Lillibridge March 13, 1 | 1979-03-13 |
| Use of microencapsulated glue in the manufacture of envelopes Grant 4,134,322 - Lillibridge January 16, 1 | 1979-01-16 |
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