Maintenance of patents is the payment of fees to maintain the right in force.

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Has patent # US6926341 expired due to non-payment? [duplicate]

Has patent #US6926341 expired due to nonpayment?
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Paying foreign renewal fees

I am new attorney and I have been asked to pay renewal fees for 1 patent. The countries are Germany and France. Can someone direct me to instructions on how to pay these renewal fees? The paralegal ...
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Has us6072466 expired due to non-payment?

I have checked uspto.gov and looking up the paying of the maintenance fees gives No fees paid for selected year - MF Stmt unavailable Which I am not sure is an error or whether it means the ...
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Is an expired patent in the public domain?

From what I've been reading about US patents, once a patent has expired, it enters the public domain and can be freely used. The patent I was looking at was filed on 1/1999 and published in 10/2000. ...
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Prior Art for Method And System For Improved Network Maintence Scheduling

Application # 20120173688 Primary Filing Category-Telecommunications-455 The system is designed to coordinate planned maintenance on a network in order to prevent collisions and duplicated work ...
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Patent Application 20120173688

What's novel about Patent Application US 20120173688 ? Is there prior art?