Web Results

How to Use Patent Numbers to Date Antiques and Collectibles

www.biddingtons.com/content/investingpatent.html

Biddington's provides a list of patent numbers cross-referenced with the dates they were issued to help in determining the age of antiques and collectibles. ... BRITISH PATENT NUMBER SEARCH · United States Patent and Trademark Office

U. S. Patent Date List : Robinsons Antiques

robinsonsantiques.com/patent.htm

U.S. patent date chart. this chart will help you find the year an item was patented if you know the patent number, also design patents. Brought to you by ... U.S. Patent search link above takes you off RobinsonsAntiques.com site. English Registry ...

Dating an Item by its Patent Number | eBay

www.ebay.com/gds/Dating-an-Item-by-its-Patent-Number-/10000000003577309/g.html

Below is the year of the of the first patent number. By looking at the patent number and figuring out what years it was patented one can date an antique. Although ...

JewelryPatents.com

www.jewelrypatents.com/

You may browse our patent archive by selecting the appropriate browse method ( by Company, Category, Issue Date, or Patent Number). You can also search ...

Search for patents | USPTO

www.uspto.gov/patents-application-process/search-patents

Jul 4, 2009 ... Find existing patents, published patent applications and other published ... USPTO Patent Application Full-Text and Image Database (AppFT) ...

Issue Years and Patent Numbers

www.uspto.gov/web/offices/ac/ido/oeip/taf/issuyear.htm

Feb 18, 2016 ... Table of Issue Years and Patent Numbers, .... That file may be accessed from: http://www.uspto.gov/patents-application-process/patent-search/ ...

How to Look Up Patent Numbers Online - Midwest Antique Fruit Jar ...

www.fruitjar.org/Patent Numbers Online.htm

Have you ever run across a bottle, or other antique, with a patent number stamped on it ... q On the page that pops up, under “Services,” click on “Search Patents.

Dating Antique Clocks Using Patent Numbers

www.antiqueclockspriceguide.com/datingpatents.php

Dating American Clocks by Their Patent Numbers. Parts found in many American clocks may be marked with one or more United States patent numbers.

DATAMP - Directory of American Tool and Machinery Patents

www.datamp.org/

Information on antique tool and woodworking machine patents, allowing collectors of these tools to easily find information about ... Quick search: Patent number:.

How to use US Patents to Identify Age and other Information ...

www.antiquebottles-glass.com/learn/how-to-use-patents/

Oct 20, 2010 ... Patent Information found on antique bottles can be an excellent ... to check the patent number on your bottle with the following patent date chart.

More Info

Patent Sites for Collectors - Patent Search Information

www.patent-search-information.com

Aug 17, 2014 ... Shows how collectors can use patents as great resources to learn more ... done the research to locate the patents for collectible and antique items. ... a patent was issued when you find a patent number on a collectible item.

Vintage Jewelry Patents: Find and Use them to Date Vintage ...

www.myclassicjewelry.com

Sep 5, 2014 ... Where to find vintage jewelry patents, how to use them, and links to patent sites. ... In the “PATENTS” menu there is a “Patent Search” link, which ... Because they are images, you need to have the patent number to locate them.

Meeker's patented-antiques.com Patent Date Chart

www.patented-antiques.com

patented-antiques.com Buys & sells antique tools, transits, theodolites, surveying ... Below is a chart giving the year and patent numbers issued during that year. ... Here is the link to Google's Patent Search. http://www.google.com/patents It is ...