Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 6050312 | Inner tube with multiple air cells and breakers for protection against piercing of an external pointed object An inner tube for a vehicle tire, including a base, the base having two outer walls, two inner walls, an annular air chamber connected between the inner walls, and a plurality of rubber coated breakers retained between the inner walls and the outer walls ... | 04/18/2000 |
