The Patent Finder

Bolt Threads, Inc.

26 patents currently held · Updated Nov 14, 2026
1 more in force is now held by another company
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Sep 2034
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 Feb 15, 2027
    The maintenance fee for Compositions and methods for producing high secreted yields of recombinant proteins (US 11,725,030) comes due Feb 15, 2027. Unpaid by Aug 16, 2027, it lapses early.
  • 1 fee due Apr 8, 2027
    The maintenance fee for Methods and compositions for synthesizing improved silk fibers (US 10,435,516) comes due Apr 8, 2027. Unpaid by Oct 8, 2027, it lapses early.
  • 1 fee due Jul 2, 2027
    The maintenance fee for Elastomeric proteins (US 11,858,971) comes due Jul 2, 2027. Unpaid by Jan 3, 2028, it lapses early.
  • 1 fee due Aug 6, 2027
    The maintenance fee for Composite material, and methods for production thereof (US 11,891,514) comes due Aug 6, 2027. Unpaid by Feb 7, 2028, it lapses early.
  • 1 fee due Nov 12, 2027
    The maintenance fee for Modified strains for the production of recombinant silk (US 10,647,975) comes due Nov 12, 2027. Unpaid by May 12, 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.
PatentTitleStatus Expires Confidence
US 9,963,554Methods and compositions for synthesizing improved silk fibers
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,435,516Methods and compositions for synthesizing improved silk fibers
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,035,886Methods and compositions for synthesizing improved silk fibers
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,192,982Methods and compositions for synthesizing improved silk fibers
In force
 · From the USPTO record
In forceFrom the USPTO record
US 12,577,354Methods and Compositions for Synthesizing Improved Silk Fibers
In force
 · Low confidence
In forceLow confidence
US 11,505,654Methods and compositions for synthesizing improved silk fibers
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,647,975Modified strains for the production of recombinant silk
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,214,785Modified strains for the production of recombinant silk
In force
 · From the USPTO record
In forceFrom the USPTO record
US 10,988,515Elastomeric proteins
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,370,815Compositions and Methods for Producing High Secreted Yields of Recombinant Proteins
In force
 · Medium confidence
In forceMedium confidence
10 of 26 patents shown.
Pro members see all 26.
Pro members: see all 26 patents
Also on record, not counted in the 26: 1 patent in force now held by others · 1 lapsed for an unpaid fee. 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.

6 pending · 8 abandoned · 16 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