Expired Australian patentAustraliaSolo inventor
A rapidly ajustable man-hole cover seat
AU 1999040201
Overview
Drawings and full text
Its specification, documents and status are on IP Australia's AusPat.
Open the AusPat recordRead the whole patent
Listed from its IP Australia record in Patent Yard's archive of Australian patents past their term. Its claims, description and drawings are in the AusPat record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed July 19, 1999. An Australian petty patent lasted at most 6 years from its date of patent, at most a year after this filing, so it ended by July 19, 2006.
- We check Australian rights only. A patent in its family in another country could still be in force.
FiledJuly 19, 1999
GrantedAugust 17, 2000
Term ended byJuly 19, 2006
Application numberAU 1999040201
Classification (IPC)E03F5/06 +1 more
Timeline
Timeline From IP Australia dates
Sources & verification
Official IP Australia records
Everything on this page comes from the IP Australia record linked above. Data from IP Australia's IPGOD, licensed under CC BY 2.5 AU.