FOLDABLE STROLLER
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Apr 3, 2008
app pub date -
May 21, 2007
filing date -
Sep 29, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Abstract
A foldable stroller includes a frame, a front wheel component, and a rear wheel component; the frame includes side frames symmetrically positioned on the left and right; a multiple of cross bars are connected between the two side frames; the side frame comprises a front wheel support, a rear wheel support and a push-hold rod; the front wheel support is pin-jointed at the rear end with a sliding sleeve, which is sheathed around the rear wheel support, whose front end is rotatably connected with the front end of the push-hold rod through a rotating seat; a front support rod is pin-jointed between foreparts of the front wheel support and the rear wheel support; a rear support rod is pin-jointed between the push-hold rod and the sliding sleeve; when the frame is in an unfolding state, the sliding sleeve moves on the rear wheel support up to the highest position, and is locked by the locking mechanism on the rear wheel support; and the whole frame of the stroller is of a three-segment structure when folded, with a smaller volume after folding that is convenient to place and carry, which is more convenient to use, and improved in safety.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
DELTA ENTERPRISE CORP | 114 WEST 26TH STREET NEW YORK NY 10001 |
International Classification(s)

- 2007 Application Filing Year
- B62B Class
- 241 Applications Filed
- 120 Patents Issued To-Date
- 49.80 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Li, Weiqiong | Kunshan, CN | 3 | 27 |
# of filed Patents : 3 Total Citations : 27 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 7 Citation Count
- B62B Class
- 0 % this patent is cited more than
- 17 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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 |
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Sep 11, 2024 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 8TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1552); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 8 |
Aug 31, 2020 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Mar 28, 2017 | I | Issuance | |
Mar 08, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Dec 22, 2014 | AS | ASSIGNMENT | free format text: CORRECTIVE ASSIGNMENT TO CORRECT THE RECEIVING PARTY NAME PREVIOUSLY RECORDED ON REEL 034571 FRAME 0523. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT;ASSIGNOR:MARTENS, JON S.;REEL/FRAME:042386/0766 Owner name: ANRITSU COMPANY, CALIFORNIA Effective Date: Dec 22, 2014 |
Dec 22, 2014 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:MARTENS, JON S.;REEL/FRAME:034571/0523 Owner name: ANRITSU CORPORATION, CALIFORNIA Effective Date: Dec 22, 2014 |
Mar 14, 2014 | F | Filing |

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