Compact wheelchair assembly with removable wheels and methods therefor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Feb 27, 2018
Issued Date -
N/A
app pub date -
Jan 16, 2017
filing date -
Oct 20, 2014
priority date (Note) -
In Force
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Patent Longevity
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Forward Citations
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Abstract
A wheelchair (100) includes a chassis (101) defining a seat (102), a backrest (103), one or more armrests (104,105), and an undercarriage (106). One or more front caster wheels (118,119) are coupled to, and selectively detachable from, the undercarriage. One or more rear wheel assemblies (120,121) each include a rear wheel (125), an axle (127), and a mounting post (129) extending distally from the axle at a substantially orthogonal angle relative to the axle. One or more quick release devices (130,131) couple each mounting post of each rear wheel assembly to the undercarriage such that the each the one or more rear wheel assemblies is selectively detachable from the undercarriage.
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 | |
---|---|---|
MEDLINE INDUSTRIES INC | NORTHFIELD IL 60093 |
International Classification(s)

- 2017 Application Filing Year
- A61G Class
- 905 Applications Filed
- 665 Patents Issued To-Date
- 73.49 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Andersen, Maggie | Chicago, US | 3 | 16 |
# of filed Patents : 3 Total Citations : 16 | |||
Eddy, Zach | Chicago, US | 3 | 16 |
# of filed Patents : 3 Total Citations : 16 | |||
Winata, Nicodemus | Hoffman Estates, US | 3 | 16 |
# of filed Patents : 3 Total Citations : 16 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 1 Citation Count
- A61G Class
- 25 % this patent is cited more than
- 7 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Aug 27, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 27, 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 |
Full Text

Legal Events
Date | Code | Event | Description |
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Oct 21, 2021 | AS | ASSIGNMENT | free format text: SECURITY INTEREST;ASSIGNOR:MEDLINE INDUSTRIES, LP;REEL/FRAME:058040/0001 Owner name: BANK OF AMERICA, N.A., TEXAS Effective Date: Oct 21, 2021 free format text: SECURITY INTEREST;ASSIGNOR:MEDLINE INDUSTRIES, LP;REEL/FRAME:057927/0091 Owner name: WILMINGTON TRUST, NATIONAL ASSOCIATION, MINNESOTA Effective Date: Oct 21, 2021 |
Sep 07, 2021 | AS | ASSIGNMENT | free format text: CONVERSION OF ENTITY FROM CORPORATION TO LIMITED PARTNERSHIP;ASSIGNOR:MEDLINE INDUSTRIES, INC.;REEL/FRAME:057977/0567 Owner name: MEDLINE INDUSTRIES, LP, ILLINOIS Effective Date: Sep 07, 2021 |
Aug 27, 2021 | 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 |
Feb 27, 2018 | I | Issuance | |
Feb 07, 2018 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
May 04, 2017 | P | Published | |
Jan 16, 2017 | F | Filing | |
Oct 31, 2013 | PD | Priority Date |

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