Base for supporting an upstanding mast
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 13, 2015
Issued Date -
N/A
app pub date -
Dec 17, 2012
filing date -
Dec 19, 2011
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
A portable base is provided for supporting an upstanding mast and particularly a davit with a jib where the jib includes a load connecting point arranged such that on application of a load beyond a predetermined limit the spacing of the load connecting point from the mast is reduced to reduce a side load on the base. The base includes bottom and side panels connected edge to edge to form a container with a hollow interior filled by concrete where at least one side by side panels forming a top wall has a sleeve extends from the panel at least partly through the hollow interior to the base. The sleeve which is welded to reinforcing bars passing through the material receives and supports the mast and is held in place by forces contributed both by the set filling material and the panels.
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 | |
---|---|---|
TUFFBUILT PRODUCTS INC | 959 REDONDA STREET SAME AS ABOVE WINNIPEG MANITOBA R2C 2Z2 |
International Classification(s)

- 2012 Application Filing Year
- E01F Class
- 104 Applications Filed
- 84 Patents Issued To-Date
- 80.77 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Vetesnik, Jan | Winnipeg, CA | 30 | 358 |
# of filed Patents : 30 Total Citations : 358 |
Cited Art Landscape
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Patent Citation Ranking
- 12 Citation Count
- E01F Class
- 81.05 % this patent is cited more than
- 10 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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11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 13, 2026 |
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 |
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Aug 04, 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 |
Aug 04, 2017 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Feb 04, 2014 | I | Issuance | |
Jan 15, 2014 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jan 24, 2013 | P | Published | |
Sep 14, 2012 | F | Filing | |
Mar 24, 2006 | PD | Priority Date |

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