The Patent Finder
3P

3PAR Inc.

Filings on record here from 2001, where this site's data begins
OverviewNotableFeesChangesPatent listSources & methods

0 patents currently held, every record listed here

7 more in force are now held by other companies
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

This portfolio holds none of the 7 US patents in force on its record. from the record

Of the 7 now held by other companies, 7 name Hewlett Packard Enterprise Development LP as their current owner. Each row says so.

Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
0
Ending by 2030
none
Next term end

When these terms end

Each bar runs from grant to computed term end. 2010 to 2031.
US 7,743,031 Time and Space Efficient Technique for Creating Virtual Volume Copies Jun 6, 2027
US 7,792,802 Archiving Logs with Snapshots for Data Recovery Oct 22, 2027
US 8,103,754 Reserving a Shared Volume in a Multiple Node Data Storage System Jan 18, 2028
US 7,644,300 Fast Resynchronization of Data from a Remote Copy Jul 7, 2028
US 8,694,563 Space Recovery for Thin-Provisioned Storage Volumes May 28, 2030
US 8,244,930 Mechanisms for Synchronizing Data Transfers Between Non-Uniform Memory Architecture Computers Aug 12, 2030
US 8,566,542 Backup Using Storage Array LUN Level Snapshot Dec 7, 2031
201420182022202620302031
Every computed term in this portfolio is shown above.Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know

Notable patents

Ranked by citations and family size, against patents of the same kind granted the same year. How we rank
None of the currently held patents qualifies as notable.

Formerly held, still cited

Notable
Cited by 36 later US patents, top 25% of utility patents granted in 2010 in our data, and renewed at 3 of 3 maintenance windows. Protection runs to 2027.
Ends Jun 2027 · High confidence
Also notable
The most cited patent in this portfolio, cited by 43 later US patents, top 25% of utility patents granted in 2013 in our data. Protection runs to 2031.
Ends Dec 2031 · High confidence
Also notable
The most cited patent in this portfolio, cited by 43 later US patents, top 25% of utility patents granted in 2012 in our data. Protection runs to 2028.
Ends Jan 2028 · High confidence

Fee deadlines

No maintenance fee falls due on this company's record before Nov 10, 2027.

Recent changes

  • 1 term has ended since Aug 16, 2026

Patents held now

Soonest term end first.
Also on record: 7 patents in force now held by others · 33 patents ended. List them

Sources and methods

Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built
Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
2 terminal disclaimers are on file with no resolved reference. No cap is applied and none is guessed
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited