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1answer
14 views

Status of US 6,151,713

In reference to the patent: US 6,151,713 Is this patent expired? Has anyone else patented it? Can I take over the patent and how much would it cost me?
2
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1answer
9 views

Grant of patent US 5,095,151? Not OB listed?

In reference to the patent: US 5,095,151 A. Is this patent granted? If yes, then when is the expiry of the patent or the market exclusivity?
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0answers
9 views

Do divisional, continuation, and continuation-in-part affect expiration dates for patents filed prior to June 8, 1995?

As noted in an answer regarding the expiration of US 5,618,582, the effective expiration date of the patent was calculated as: The patent application was filed on June 7, 1995 and issued on April ...
2
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1answer
23 views

When will patent US 6,797,357 expire?

In reference to patent US 6,797,357, "Three dimensional structures useful as cleaning sheets", when will it expire?
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0answers
10 views

Herceptin (US 7,560,111 B2) patent expiration [duplicate]

How do I analyze the expiration date of patent US 7,560,111 B2? It is a member of the famous Genentech's Herceptin.
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0answers
12 views

Filing, CIP, Con, PCT, Priority, etc and Expiration Date

I was wondering if someone would kindly help me figure out how to determine the expiration dates for a patent family, and which and how each is still in effect and until when. (I don't have any patent ...
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1answer
20 views

Expiration date for patent 5824100 [duplicate]

In reference to the patent: US5824100 What is the expiration date for this patent? Thank you.
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2answers
202 views

Would expired patents for Moissanite reduce jewelry prices?

According to Wikipedia, the patents for Moissanite expire in 2015. Does it mean that the Moissanite jewelry will become cheaper?
1
vote
1answer
109 views

Expiry Date of a European patent

In reference to the patent: EP1807053A1 What is the expiration date of this patent?
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1answer
80 views

Patent issued in 2005 and now is ceased/expired due to failure to pay maintenance fees

If a patent has been claimed expired/ceased due to failure to pay maintenance fees, and I come in and assign the patent to myself (is this possible) I would also pay all the fees up to date. The ...
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1answer
58 views

Patent issued in USA only, infringing patent issued in Germany

My patent was filed as an EPO originating in the USA and it took almost five years to prosecute. It has ultimately resulted in award of USA patent only. Two questions... 1) is there any jurisdiction ...
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0answers
11 views

Is U.S. Patent No. 5,637,320 expired? [duplicate]

Is the above patent currently expired? If not, when does it expire? If so, is there a continuation patent? If so, when does it expire?
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3answers
82 views

Can a patent filed more than 20 years ago still be valid?

I'm asking in particular about this patent. The filing year was 1991, so it is currently 23 years old. However, the fee status says "paid." Google Patents also does not mention anything about that ...
0
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1answer
57 views

Know that Patent expired or not [duplicate]

I had designed a similar invention like the Patent US5,934,963 but have found this patent was already in force. It seems to have lapsed and been re-instated several times... Can you determine the ...
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1answer
51 views

Expiration date of US 5,618,582?

I want to know the date of expiration of VanWinkel's Liquid Mask patent US 5,618,582.
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1answer
51 views

Expired patent - non-payment

hypothetical question. Let's assume someone else's patent has expired due to non-payment, and we release a product that that would potentially have infringed on it. Three months later they see our ...
3
votes
2answers
81 views

What is the expiration date of patent US 6,676,109?

Is patent US 6,676,109 for a rotary valve in favor of Kitz Corporation a design patent or a utility patent? What is the expiration date of the patent?
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3answers
8k views

How do you determine a patent expiration date (US 7,055,282 B2)?

How can I determine the lifetime of a patent? For example, how can I tell when Patent US 7,055,282 B2 expires?