C-Lecta GmbH

17 patents currently held · Updated Nov 14, 2026

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.

Recorded under 3 name spellings.

Ending by 2030

Jun 2029

Next term end

When these terms end

5 yrs10 yrs20 yrs

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 Dec 13, 2026
The maintenance fee for Glucose Isomerase (US 11,674,129) comes due Dec 13, 2026. Unpaid by Jun 14, 2027, it lapses early.
1 fee due Feb 6, 2027
The maintenance fee for Transaminases (US 10,370,693) comes due Feb 6, 2027. Unpaid by Aug 6, 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.

Patent	Title	Status	Expires	Confidence
US 9,723,854	Heat-Stable Asparaginase for Reducing Acrylamide in Food Stuffs or Stimulants In force Term ends Jun 20, 2029 · High confidence	In force	Term ends Jun 20, 2029	High confidence
US 10,196,645	Expression Vector In force Term ends Dec 15, 2029 · Medium confidence	In force	Term ends Dec 15, 2029	Medium confidence
US 9,856,470	Process for generating a variant library of DNA sequences In force Term ends Mar 12, 2030 · From the USPTO record	In force	Term ends Mar 12, 2030	From the USPTO record
US 9,796,994	Method for Producing Serratia marcescens Nuclease Using a Bacillus Expression Host In force Term ends Aug 2, 2030 · High confidence	In force	Term ends Aug 2, 2030	High confidence
US 8,916,364	Nitrilases In force Term ends Oct 12, 2031 · From the USPTO record	In force	Term ends Oct 12, 2031	From the USPTO record
US 10,093,905	Ketoreductases In force Term ends Apr 17, 2035 · From the USPTO record	In force	Term ends Apr 17, 2035	From the USPTO record
US 10,724,008	Ketoreductases In force Ends no later than Apr 17, 2035 · From the USPTO record	In force	Ends no later than Apr 17, 2035	From the USPTO record
US 10,774,356	Transaminases In force Term ends Jun 10, 2036 · From the USPTO record	In force	Term ends Jun 10, 2036	From the USPTO record
US 10,370,693	Transaminases In force Term ends Jul 16, 2036 · From the USPTO record	In force	Term ends Jul 16, 2036	From the USPTO record
US 11,142,749	Trehalose phosphorylase In force Term ends Nov 28, 2037 · From the USPTO record	In force	Term ends Nov 28, 2037	From the USPTO record

10 of 17 patents shown.

Pro members see all 17.

Pro members: see all 17 patents

Also on record, not counted in the 17: 7 patents in force now held by others. 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.

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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 pending · 1 abandoned · 2 no status recorded

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