Issued Patents All Time
Showing 226–242 of 242 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4327725 | Osmotic device with hydrogel driving member | Richard Cortese | 1982-05-04 |
| 4320759 | Dispenser with diffuser | — | 1982-03-23 |
| 4309996 | System with microporous releasing diffusor | — | 1982-01-12 |
| 4305927 | Method for the management of intraocular pressure | William F. Bayne | 1981-12-15 |
| 4298003 | System for delivering agent at zero order rate with emerging agent below saturation | Richard Cortese | 1981-11-03 |
| 4290426 | Dispenser for dispensing beneficial agent | Joseph G. Luschen | 1981-09-22 |
| 4285987 | Process for manufacturing device with dispersion zone | Atul D. Ayer | 1981-08-25 |
| 4286067 | Article of manufacture comprising semipermeable polymer and dextran derivative | — | 1981-08-25 |
| 4278087 | Device with integrated operations for controlling release of agent | — | 1981-07-14 |
| 4265874 | Method of delivering drug with aid of effervescent activity generated in environment of use | Pieter Bonsen, Patrick S. L. Wong | 1981-05-05 |
| 4256108 | Microporous-semipermeable laminated osmotic system | — | 1981-03-17 |
| 4235236 | Device for dispensing drug by combined diffusional and osmotic operations | — | 1980-11-25 |
| 4217898 | System with microporous reservoir having surface for diffusional delivery of agent | — | 1980-08-19 |
| 4203439 | Osmotic system with volume amplifier for increasing amount of agent delivered therefrom | — | 1980-05-20 |
| 4203440 | Device having variable volume chamber for dispensing useful agent | — | 1980-05-20 |
| 4203441 | Osmotically triggered device with gas generating means | — | 1980-05-20 |
| 4200098 | Osmotic system with distribution zone for dispensing beneficial agent | Atul D. Ayer | 1980-04-29 |