Low cycle fatigue testing
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Nov 21, 2017
Issued Date -
N/A
app pub date -
Mar 16, 2015
filing date -
Mar 16, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Apparatus and methods related to low cycle fatigue testing are described. For example, some embodiments may contain a control box, two fitting connections, a pressure gauge, a plurality of clamps, a plurality of hydraulic cylinders, a plurality of control cables, and a strain gauge, for testing the low cycle fatigue properties of a testing specimen, for example, a steel tube umbilical.
First Claim
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Family
- No Family data available.
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
QINGDAO MARINE ENGINEERING UNDERWATER EQUIPMENT INSPECTION AND TESTING CO LTD | NO 6 KEJI ROAD JIMO LANGU QINGDAO CITY SHANDONG PROVINCE 266235 |
International Classification(s)

- 2015 Application Filing Year
- G01M Class
- 1327 Applications Filed
- 1023 Patents Issued To-Date
- 77.10 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Huang, Zhiming | Missouri City, US | 37 | 270 |
# of filed Patents : 37 Total Citations : 270 | |||
Zhang, Dagang | Houston, US | 18 | 39 |
# of filed Patents : 18 Total Citations : 39 |
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Patent Citation Ranking
- 2 Citation Count
- G01M Class
- 21.64 % this patent is cited more than
- 8 Age
Forward Cite Landscape
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | May 21, 2025 |
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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 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Apr 27, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2551); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 4 |
May 09, 2019 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:DMAR ENGINEERING, INC.;REEL/FRAME:049152/0471 Owner name: QINGDAO MARINE ENGINEERING UNDERWATER EQUIPMENT IN Effective Date: May 09, 2019 |
Nov 21, 2017 | I | Issuance | |
Nov 01, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Sep 22, 2016 | P | Published | |
Mar 16, 2015 | F | Filing |

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