Questions tagged [law]

Questions about patent laws and their implementation

Filter by
Sorted by
Tagged with
9
votes
2answers
853 views

Repatenting someone else's dropped provisionals

My question is, can anybody provide any part of the US patent law proving or disproving the statement that: Dropped and unpublished provisionals do not impede novelty of other inventions? And how ...
9
votes
2answers
539 views

Over time, which patent legislation applies, current or past?

Let's imagine a patent is filed in 2003 and later approved by the USPTO. Let's imagine someone wants to challenge it with valid prior art (year 2000 for example). Which legislation applies? The one ...
11
votes
3answers
758 views

If a patent has been issued, can it still be invalidated by prior art?

Assuming the invention disclosed in a patent issued by the USPTO has been described in a book two years before it was submitted, can this patent still be invalidated by this prior art? If yes what is ...
22
votes
4answers
9k views

What does “patent pending” mean?

After reading an answer to this question, I realized how often I see the term used in marketing. What kind of security level does a pending patent give you? Why do so many companies use them? And ...
11
votes
2answers
22k views

Can someone patent someone else's invention?

In the history, invention conflicts were on who has patented an invention sooner. This is the subject of stealing an invention. Consider one has published an invention in any kind of media, can this ...
4
votes
2answers
375 views

How does one start patenting an idea in the United States?

I have an idea to do with visual projection systems. I'm not versed on the subject but I am technically inclined (I study computer science and engineering). How would I go about obtaining a patent for ...
1
vote
2answers
2k views

What happens if I don't pay the issue fee?

Does the patent become abandoned? If yes, can I revive it? Under what conditions? Is it any different if I didn't pay the maintenance fee? Do I get any protection from such a patent? Is the ...
8
votes
2answers
646 views

Can software be patented after being made public?

Let's say I made software initially publicly available, but some time in the future I decided I wish to patent it. Could I? Is there any time limit on how long after making software publicly available ...
7
votes
3answers
423 views

Are there any advantages to making your first filing in one country vs. another?

Is it always better to file a patent in United States first before extending it to other countries? What if we do the reverse: file patent in a small country then only extend it to the United States. ...
6
votes
1answer
122 views

SHIELD Act progress

I had recently heard about the SHIELD act that was meant to help curb the lawsuits initiated by patent trolls, particularly those that are highly unlikely to succeed. I haven't seen any newer posts ...
6
votes
1answer
5k views

Can some explain “inter partes review” and “ex parte reexamination”?

Can someone explain what "inter partes review" and "ex parte reexamination" are when challenging patents with prior art?
2
votes
2answers
614 views

Expiration date of US5597520 [duplicate]

Can 3DSystems sue Formlabs over US Patent 5597520? If it was issued in 1997, wouldn't it have expired in 2007?