The Patent Finder

Gravystack, Inc.

14 patents currently held · Updated Nov 14, 2026
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Jul 2042
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 Nov 30, 2026
    The maintenance fee for Apparatus and method for generating a token certificate associated with an assignment (US 11,664,992) comes due Nov 30, 2026. Unpaid by Jun 1, 2027, it lapses early.
  • 2 fees due Dec 6, 2026
  • 1 fee due Jan 11, 2027
    The maintenance fee for Apparatus for generating an augmented reality (US 11,699,256) comes due Jan 11, 2027. Unpaid by Jul 12, 2027, it lapses early.
  • 2 fees due Apr 10 to 17, 2027 · next Apr 10
  • 2 fees due May 14 to 21, 2027 · next May 14
  • 1 fee due Jul 2, 2027
    The maintenance fee for Apparatus and method for generating a virtual avatar (US 11,861,778) comes due Jul 2, 2027. Unpaid by Jan 3, 2028, it lapses early.
  • 3 fees due Aug 6 to 20, 2027 · next Aug 6
  • 1 fee due Sep 26, 2027
    The maintenance fee for Method and system for generating an expert template (US 11,941,546) comes due Sep 26, 2027. Unpaid by Mar 27, 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 11,599,592Apparatus for Goal Generation and a Method for Its Use
In force
 · High confidence
In forceHigh confidence
US 11,664,992Apparatus and method for generating a token certificate associated with an assignment
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,671,249Apparatus for generating an action-based collective
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,671,258Apparatus and method for contingent assignment actions
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,699,256Apparatus for generating an augmented reality
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,784,833Apparatus and method for generating an endpoint path associated with a user
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,790,018Apparatus for attribute traversal
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,816,729Apparatus for producing an autonomy score and a method for its use
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,823,100Apparatus and method for evaluating assignments
In force
 · From the USPTO record
In forceFrom the USPTO record
US 11,861,778Apparatus and method for generating a virtual avatar
In force
 · From the USPTO record
In forceFrom the USPTO record
10 of 14 patents shown.
Pro members see all 14.
Pro members: see all 14 patents

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.

1 abandoned · 15 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