The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9253278 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 02, 2016

Filed:

Jan. 30, 2012
Applicants:

Stuart J. Hayton, Portsmouth, GB;

David R. Jones, Eastleigh, GB;

Alwyn R. Lobo, Bangalore, IN;

Robert B. Nicholson, Southsea, GB;

Graeme P. Vetterlein, Crowthorne, GB;

Inventors:

Stuart J. Hayton, Portsmouth, GB;

David R. Jones, Eastleigh, GB;

Alwyn R. Lobo, Bangalore, IN;

Robert B. Nicholson, Southsea, GB;

Graeme P. Vetterlein, Crowthorne, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/167 (2006.01); H04L 29/08 (2006.01); G06F 21/64 (2013.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 67/2852 (2013.01); G06F 21/64 (2013.01); H04L 63/123 (2013.01); H04L 63/1466 (2013.01); H04L 67/02 (2013.01); H04L 67/28 (2013.01); H04L 67/2847 (2013.01); H04L 69/04 (2013.01);
Abstract

Disclosed is a program for validating a web cache independent of an origin server. A computer in between a client computer and the origin server computer receives a request for a resource and an entity tag (ETag) corresponding to the request. The computer forwards the request to the origin server and subsequently receives the resource. The computer generates an ETag for the received resource and compares the generated ETag to the ETag corresponding to the request. If the ETags match, the computer sends an indication toward the client computer that the resource has not been modified.


Find Patent Forward Citations

Hayton, Stuart. (2016). Using entity tags (etags) in a hierarchical http proxy cache to reduce network traffic (U.S. Patent No. 9253278). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9253278

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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