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Immucor, Inc.

2 patents currently held · Updated Nov 14, 2026
4 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.
0
Ending by 2030
Apr 2038
Next term end

When these terms end

Held patents by the year their term ends
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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 Mar 12, 2027
    The maintenance fee for Red Cell Diluent with Edta and Methods for Making and Using the Same (US 11,754,574) comes due Mar 12, 2027. Unpaid by Sep 13, 2027, 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.

Showing 1 to 2 of 2

PatentTitleStatus Expires Confidence
US 12,710,434Red Cell Diluent with Chelating Agent and Methods for Making and Using the Same
In force
 · High confidence
In forceHigh confidence
US 11,754,574Red Cell Diluent with Edta and Methods for Making and Using the Same
In force
 · High confidence
In forceHigh confidence
Also on record, not counted in the 2: 4 patents in force now held by others · 3 lapsed for an unpaid fee · 6 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

Every application published under this name has become a patent.

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