Method for producing timepiece spring, device for producing timepiece spring, timepiece spring, and timepiece

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9823624
SERIAL NO

14017681

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A method for producing a timepiece spring includes a step for producing, by casting, a metallic glass raw material constituted of a metallic glass; a step for heating the metallic glass raw material to achieve a superplastic state; and a step for rolling the metallic glass raw material in a superplastic state to produce a sheet material. A timepiece spring is characterized by being obtained by the method for producing a timepiece spring.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SEIKO EPSON CORPORATION1-6 SHINJUKU 4-CHOME SHINJUKU-KU TOKYO 160-8801

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Moteki, Masatoshi Nagano, JP 14 154
Nagao, Shoichi Nagano, JP 10 78
Takeuchi, Masao Nagano, JP 22 363
Tsuchiya, Kazuhiro Nagano, JP 17 425

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 May 21, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 May 21, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00