The Patent Finder

Fieldpiece Instruments, Inc.

44 patents currently held · Updated Nov 14, 2026
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
10
Ending by 2030
Feb 2028
Next term end

When these terms end

Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045

Fee deadlines

Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
  • 1 fee due Jan 30, 2027
    The maintenance fee for Pipe clamp thermocouple (US 10,365,165) comes due Jan 30, 2027. Unpaid by Jul 30, 2027, it lapses early.
  • 1 fee due Feb 1, 2027
    The maintenance fee for Power and Communication Handguard (US 11,716,807) comes due Feb 1, 2027. Unpaid by Aug 2, 2027, it lapses early.
  • 1 fee due Apr 17, 2027
    The maintenance fee for Combustion analyzer (US 11,788,986) comes due Apr 17, 2027. Unpaid by Oct 18, 2027, it lapses early.
  • 1 fee due Jun 26, 2027
    The maintenance fee for Vacuum pump with an oil management system (US 11,852,143) comes due Jun 26, 2027. Unpaid by Dec 27, 2027, it lapses early.
  • 1 fee due Jul 23, 2027
    The maintenance fee for Method and Apparatus for Valve Core Installation/Removal (US 11,879,565) comes due Jul 23, 2027. Unpaid by Jan 24, 2028, it lapses early.
  • 1 fee due Oct 30, 2027
    The maintenance fee for Interconnecting spring clamp hose markers (US 11,971,123) comes due Oct 30, 2027. Unpaid by May 1, 2028, it lapses early.
  • 1 fee due Nov 7, 2027
    The maintenance fee for Combustion analyzer (US 11,977,066) comes due Nov 7, 2027. Unpaid by May 8, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

  • 1 of the patents on this record was granted since Aug 16, 2026

Patents held now

Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.
PatentTitleStatus Expires Confidence
US D699,137Wired refrigerant scale platform
In force
 · From the USPTO record
In forceFrom the USPTO record
US D699,138Wired refrigerant scale controller
In force
 · From the USPTO record
In forceFrom the USPTO record
US D700,077Pocket folding thermometer
In force
 · From the USPTO record
In forceFrom the USPTO record
US D700,078Pocket folding thermometer
In force
 · From the USPTO record
In forceFrom the USPTO record
US D703,557Wireless refrigerant scale platform
In force
 · From the USPTO record
In forceFrom the USPTO record
US D706,151Wireless refrigerant scale controller
In force
 · From the USPTO record
In forceFrom the USPTO record
US D726,048Small clamp meter
In force
 · From the USPTO record
In forceFrom the USPTO record
US D726,049Medium clamp meter
In force
 · From the USPTO record
In forceFrom the USPTO record
US D726,050Swivel clamp meter
In force
 · From the USPTO record
In forceFrom the USPTO record
US D771,057Dongle
In force
 · From the USPTO record
In forceFrom the USPTO record
10 of 44 patents shown.
Pro members see all 44.
Pro members: see all 44 patents
Also on record, not counted in the 44: 2 ended at full term. List them

Sources and methods

Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

Published applications

US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.

5 no status recorded

List them

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