Presentation of a read-only clone LUN to a host device as a snapshot of a parent LUN

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8843718
APP PUB NO 20130254481A1
SERIAL NO

13784194

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A method, apparatus, and system of presentation of a read-only clone Logical Unit Number (LUN) to a host device as a snapshot of a parent LUN are disclosed. In one embodiment, a method includes generating a read-write clone LUN of a parent LUN and coalescing an identical data instance of the read-write clone LUN and the parent LUN in a data block of a volume of a storage system. A block transfer protocol layer is modified to refer the read-write clone LUN as a read-only clone LUN, according to the embodiment. Furthermore, according to the embodiment, the read-only clone LUN is presented to a host device as a snapshot of the parent LUN.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • NETAPP, INC.

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Advani, Kamlesh Bangalore, IN 3 150
Usgaonkar, Ameya Prakash Bangalore, IN 13 270

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 Mar 23, 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