Skirted foundation for penetrating soft material

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8668408
APP PUB NO 20120230773A1
SERIAL NO

13414649

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention provides a skirted foundation that can be used in a jack-up rig for providing enhanced bearing capacity. The skirted foundation comprises a spudcan footing having an upper part and a base, wherein the upper part and the base are coupled at their peripherals to form an outer edge, wherein both the upper part and the base have a flat or conical configuration, and wherein the upper part supports one leg of a jack-up rig, and the base has a flat bottom or downward slope, and a skirt having an upper end being integrally coupled to the spudcan footing and downwardly projected to encircle the base and a lower end for penetrating seabed, wherein the skirt comprises a plurality of circumferential openings adjacent to the base of the spudcan footing and located within the top half of the skirt height.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
KEPPEL OFFSHORE & MARINE TECHNOLOGY CENTRE PTE LTDSINGAPORE SINGAPORE CITY SINGAPORE CITY SINGAPORE

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Foo, Kok Seng Singapore, SG 49 361
Krisdani, Henry Singapore, SG 2 10
Purwana, Okky Ahmad Singapore, SG 6 42
Quah, Chin Kau Singapore, SG 14 86

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 11, 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