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.

Date of Patent:
Mar. 17, 2015

Filed:

Nov. 09, 2011
Applicants:

Michael S. Defranks, Decatur, GA (US);

David Brooks, Lawrenceville, GA (US);

Michael Golin, Atlanta, GA (US);

Rahul Kirtikar, Atlanta, GA (US);

Inventors:

Michael S. DeFranks, Decatur, GA (US);

David Brooks, Lawrenceville, GA (US);

Michael Golin, Atlanta, GA (US);

Rahul Kirtikar, Atlanta, GA (US);

Assignee:

Dreamwell, Ltd., Las Vegas, NV (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F 1/04 (2006.01);
U.S. Cl.
CPC ...
F16F 1/04 (2013.01);
Abstract

A progressive spring coil comprises a first spring portion comprising a top end and a bottom end and having a first spring rate, wherein the first spring rate is substantially linear or substantially nonlinear; a second spring portion comprising a top end and a bottom end and having a second spring rate, wherein the second spring rate is substantially linear or substantially nonlinear; and a third spring portion disposed between the first spring portion and the second spring portion, wherein the third spring portion has a third spring rate, wherein the third spring rate is substantially linear or substantially nonlinear.


Find Patent Forward Citations

DeFranks, Michael. (2015). Spring coils for innerspring assemblies and methods of manufacture (U.S. Patent No. 8979079). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8979079

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

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