Two-fold four-wheel golf bag cart folding device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Dec 3, 2013
Grant Date -
Sep 5, 2013
app pub date -
Mar 1, 2012
filing date -
Mar 1, 2012
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
A two-fold four-wheel golf bag cart folding device includes a lower cart frame having a connecting plate installed at an upper end of the lower cart frame and a lower supporting base disposed at a lower end of the lower cart frame. An upper cart frame includes a lower end coupled to the connecting plate and has an upper supporting base and a handle module at an upper end, such that the upper supporting base and the lower supporting base are fixed to the golf bag. A rear wheel stand is mounted on both sides of the connecting plate and has a rear wheel. A pull rod includes an end coupled to the handle module and the other end coupled to the rear wheel stand. A front wheel set has two front wheels installed on both sides of the lower supporting base respectively. A locking mechanism is installed between an upper end of the upper cart frame and a lower end of the handle module and has a function of fixing an angle between the upper cart frame and the handle module. A four-link-rod mechanism is installed among the handle module, the rear wheel stand and the pull rod. The front wheels can be closed synchronously while the rear wheels are being folded, and the four wheels touch the ground simultaneously to skip the step of folding the front wheels and removing the golf bag, preventing staining the user, but also facilitating the user to carry and move the golf bag cart and to store both the golf bag and cart altogether.
First Claim
all claims..Other Claims data not available
Family
- No Family data available.
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
UNIQUE PRODUCT & DESIGN CO LTD | TAINAN CITY 710 |
International Classification(s)

- 2012 Application Filing Year
- B62B Class
- 295 Applications Filed
- 253 Patents Issued To-Date
- 85.77 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Liao, Gordon | Tainan, TW | 137 | 1608 |
# of filed Patents : 137 Total Citations : 1608 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 2 Citation Count
- B62B Class
- 2.08 % this patent is cited more than
- 12 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jun 3, 2025 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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 |
---|---|---|---|
Feb 18, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 8TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2552); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 8 |
May 09, 2017 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Dec 03, 2013 | I | Issuance | |
Nov 13, 2013 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Sep 05, 2013 | P | Published | |
Mar 01, 2012 | F | Filing | |
Mar 01, 2012 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:LIAO, GORDON;REEL/FRAME:027788/0265 Owner name: UNIQUE PRODUCT & DESIGN CO., LTD., TAIWAN Effective Date: Mar 01, 2012 |

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