The Patent Finder

Rowan Tels Corp.

19 patents currently held · Updated Nov 15, 2026
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
1
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 Jan 23, 2027
    The maintenance fee for Numbering and Layout Method for Flow Charts (US 10,360,200) comes due Jan 23, 2027. Unpaid by Jul 23, 2027, it lapses early.
  • 1 fee due Mar 3, 2027
    The maintenance fee for System and Method to Construct and Deliver Streaming Innovation Channels (US 10,402,466) comes due Mar 3, 2027. Unpaid by Sep 3, 2027, it lapses early.
  • 1 fee due May 21, 2027
    The maintenance fee for Machine Display Operation Systems and Methods (US 11,823,297) comes due May 21, 2027. Unpaid by Nov 22, 2027, it lapses early.
  • 2 fees due Sep 3 to 24, 2027 · next Sep 3

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 8,606,671Presentation and Analysis of Docket Information and Financial Information
In force
 · Medium confidence
In forceMedium confidence
US 10,891,701Method and System for Evaluating Intellectual Property
In force
 · Medium confidence
In forceMedium confidence
US 10,909,358System and Method for Capturing and Interpreting Images into Triple Diagrams
In force
 · Medium confidence
In forceMedium confidence
US 11,625,871System and method for capturing and interpreting images into triple diagrams
In force
 · Low confidence
In forceLow confidence
US 10,049,476A System and Method of Creating an Editable Text and Images from a Captured Image of a Hand-Drawn And/Or Static Two-Dimensional Diagram
In force
 · High confidence
In forceHigh confidence
US 11,823,297Machine Display Operation Systems and Methods
In force
 · High confidence
In forceHigh confidence
US 10,599,756Phrase Identification and Manipulation in Integrated Drawing and Word Processing Environment
In force
 · High confidence
In forceHigh confidence
US 9,898,453Machine Controls for Rapid Numbering of Graphical Depictions on a Display Surface
In force
 · High confidence
In forceHigh confidence
US 10,268,351System and Method for Partitioning Graphical Layouts Between Machine Display Areas
In force
 · High confidence
In forceHigh confidence
US 10,157,499Method and System for Capture of Multiple 3D Object Perspectives into a Multilayered Two Dimensional Display
In force
 · High confidence
In forceHigh confidence
10 of 19 patents shown.
Pro members see all 19.
Pro members: see all 19 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.

2 pending · 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