Thursday, November 19, 2009

Historical US on PTDLA website

Dear All,

For information - my colleague Steve Van Dulken brought the following website to my attention today.

Patent and Trademark Depository Library Association

http://www.ptdla.org/history

They have added the following historical data to their website;

Historical Patent and Trademark Databases

• Design Patents to 1873
• Disclaimer Patents 1837-1873
• Extension Patents to 1865
• Improvement Patents to 1861
• Reissue Patents 1838-1873
• Trademarks 1870-1873
• Utility Patents 1-65000
• Utility Patents 65000-100000
• Utility Patents 100001-146119
• X-Patents (names, dates, PNs only)
• X-Patents (with added fields)

See you all at the AGM!

Maria

Maria Lampert
PATLIB London

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