Did You Know...
...In 1790, the cost to obtain a patent was between $4 and $5.
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 |
| 6146016 | Handle closure system A mating closure system includes a first closure element and a second closure element, where at least one of the closure elements includes a cut-out opening. Preferably both closure elements include matching cut-out openings. The cut-out opening may be fo... | 11/14/2000 |
