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Questions tagged [patent-lifetime]

The term of a patent: the amount of time during which a patent can be enforced.

3 votes
6 answers
141 views

Ways to exclude non-effective patent documents during freedom to operate searches

The question relates to conducting a decent freedom to operate analysis (FTO). Could somebody propose tactics or tools for a small business to exclude non-effective patent documents during the FTO ...
Imsa's user avatar
  • 33
1 vote
1 answer
40 views

Can a "granted" patent still be revoked for new prior art discovery by USPTO?

Once the USPTO has published an invention, waited for the priority time (i.e., 18 months), completed a prior art search, and granted a patent, can it still be revoked by the USPTO if new prior art is ...
Sazzad Hissain Khan's user avatar
1 vote
2 answers
37 views

Is this patent expired? And if not, does it have a worldwide patent?

I don't understand how to read the patent page. From the snapshot, is this patent granted and still effect? If so, does it only apply to USA or Worldwide? Thanks.
Ade S's user avatar
  • 13
2 votes
1 answer
92 views

Active U.S Patent Expired (U.S. Patent No. 8,475,818)

Has Active U.S Patent Expired (U.S. Patent No. 8,475,818) ? When was issued and when does it expire?
Danilo Lou's user avatar
1 vote
3 answers
106 views

How far do I have to go back in time to only be looking at free state of the art patent documents?

I want to do a free state of the art patent search and I wan to know, how far do I have to go back in time to be 100% sure all shown patent documents are free state of the art? Up until now I was ...
Creativity Overflow's user avatar
1 vote
1 answer
65 views

Bacteria was used treat cancers at one time. Did the manufacturer, Parke Davis, ever patent these cancer treatments called Coley's Toxins?

A Commotion in the Blood. By Stephen S. Hall. Page 117 "a further discouragement in terms of the toxins is that without patent protection on a hundred year old treatment, there is little ...
Douglas Atkins's user avatar
0 votes
2 answers
75 views

Can you patent in a futuristic idea with great detail

Like a space industry idea for AI are in an immortality idea etc using a pre vision patent and a great detail but not a physical product yet then license it to companies are super AI concepts or idea ...
Kholemontaga's user avatar
1 vote
1 answer
1k views

what is meant by "Deemed withdrawal of patent application after publication" ? is the patent still holds or its withdrawn?

i am working to sell a product whose patent search results show that "Deemed withdrawal of patent application after publication (patent Law 2001)" someone please explain this to me
user26001's user avatar
0 votes
0 answers
30 views

If I am not able to find patent then can I consider it expired?

I downloaded a patent from internet and when tried to find its status that if it is active even today or not was not able to find on Intellectual Property of India website even by searching it from ...
Tushar Dubey's user avatar
3 votes
2 answers
207 views

Why do patent protections last 20 years?

This is really two questions. What is the historical reason for patent protection to be 20 years? What is the reasoning for it to be 20 years, instead of 15 years, or 25 years?
J Li's user avatar
  • 151
0 votes
1 answer
91 views

How long are patent records stored by patent bureau?

Suppose I'm granted a patent a month from now and it lasts for 20 years. This means that the patent bureau (such as USPTO) will have created a record which stores the patent claims and also the ...
sharptooth's user avatar
0 votes
1 answer
337 views

Why does the expiry of a patent and/or SPC varies in european countries?

The patent expiry usually varies by a day or two among the EU countries. For eg. SPC of EP0914118 will expire on different days in France, UK and Germany & Spain? Why is there such a difference ...
user22430's user avatar
1 vote
2 answers
72 views

Complete list of patents

Good day, I wish to be able to access an up-to-date list ( place, book, website, document etc. ) of all patents that have not expired.
Robin Ting's user avatar
1 vote
1 answer
248 views

Does a continuation-in-part keep a USPTO patent family alive in the same way as a continuation?

A patent can be "kept alive" by filing a continuation before the patent issues, and then continuing to file continuations in the same manner in a chain of applications. Does the same hold for filing ...
Keir Finlow-Bates's user avatar
0 votes
1 answer
36 views

Patent Claim Drafting

why in US a preemptive claim is patent ineligible and why the absence of complete preemption also does not demonstrate that a claim is eligible.
Rakesh_Sharma's user avatar

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