The Patent Finder

Two to Biotech Ltd.

5 patents currently held · Updated Nov 15, 2026
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
4
Ending by 2030
Jan 2029
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 6, 2027
    The maintenance fee for Novel ANTI-KTPAF50 Antibodies and Their Uses in Therapeutic and Diagnostic Methods (US 9,150,642) comes due Apr 6, 2027. Unpaid by Oct 6, 2027, it lapses early.
  • 1 fee due Sep 29, 2027
    The maintenance fee for Shortened Secreted Polypeptides (US 9,296,786) comes due Sep 29, 2027. Unpaid by Mar 29, 2028, 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 8,329,861Novel Protein KTPAF50
In force
 · High confidence
In forceHigh confidence
US 9,150,642Novel ANTI-KTPAF50 Antibodies and Their Uses in Therapeutic and Diagnostic Methods
In force
 · High confidence
In forceHigh confidence
US 8,647,632Novel Proteins
In force
 · High confidence
In forceHigh confidence
US 9,296,786Shortened Secreted Polypeptides
In force
 · High confidence
In forceHigh confidence
US 12,071,488A Method of Sensitizing Cancer Cells to Anti-Cancer Treatment
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.

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.

2 abandoned

List them

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited