The Patent Finder

RTL Purchaser LLC

5 patents currently held · Updated Nov 14, 2026
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
3
Ending by 2030
Mar 2027
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 Apr 15, 2027
    The maintenance fee for Methods and Compositions for Identifying Sulfur and Iron Modifying Bacteria (US 10,443,106) comes due Apr 15, 2027. Unpaid by Oct 15, 2027, it lapses early.
  • 1 fee due May 10, 2027
    The maintenance fee for Methods and Compositions for Detecting Fungi and Mycotoxins (US 9,182,398) comes due May 10, 2027. Unpaid by Nov 10, 2027, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

Nothing was recorded against this company's patents in the last 90 days.

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 5 of 5

PatentTitleStatus Expires Confidence
US 10,036,748Methods and Compositions for Detecting Fungi and Mycotoxins
In force
 · Medium confidence
In forceMedium confidence
US 10,274,493Methods and Compositions for Detecting Fungi and Mycotoxins
In force
 · Medium confidence
In forceMedium confidence
US 9,182,398Methods and Compositions for Detecting Fungi and Mycotoxins
In force
 · High confidence
In forceHigh confidence
US 10,443,106Methods and Compositions for Identifying Sulfur and Iron Modifying Bacteria
In force
 · High confidence
In forceHigh confidence
US 8,962,251Methods and Compositions for Identifying Sulfur and Iron Modifying Bacteria
In force
 · High confidence
In forceHigh confidence

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.
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