The Patent Finder
MF

Mfphd, LLC

First filing 2019
OverviewNotableFeesChangesPatent listSources & methods

0 patents currently held, every record listed here

8 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.

This portfolio holds none of the 8 US patents in force on its record. from the record

Of the 8 now held by other companies, 8 name Stryker Corporation as their current owner. Each row says so.

Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
0
Ending by 2030
none
Next term end

When these terms end

Each bar runs from grant to computed term end. 2021 to 2042.
US 11,098,477 Monolithic Corner Nov 7, 2039
US 11,542,703 Corner Assembly Nov 7, 2039
US 11,572,698 Backplate Arrangements for Modular Wall Systems and Installation Methods Dec 1, 2040
US 11,608,645 Gap Cover Apparatus for Modular Wall Systems and Installation Methods Jan 3, 2041
US 11,505,948 Wall System Mar 5, 2041
US 12,421,733 Modular Wall Systems and Related Methods Jul 1, 2041
US 12,435,511 Modular Wall Units Having Front Panels with Aesthetic Designs Covering a Window for Modular Wall Systems Sep 1, 2041
US 11,873,644 Modular Wall Units Having Front Panels with Aesthetic Designs Covering a Window for Modular Wall Systems Jan 15, 2042
202520292033203720412042
Every computed term in this portfolio is shown above.Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know

Notable patents

Ranked by citations and family size, against patents of the same kind granted the same year. How we rank
None of the currently held patents qualifies as notable.

Formerly held, still cited

Notable
The most cited patent in this portfolio, cited by 16 later US patents, top 10% of utility patents granted in 2021 in our data. Protection runs to 2039.
Ends Nov 2039 · High confidence
Also notable
Cited by 6 later US patents, top 25% of utility patents granted in 2023 in our data. Protection runs to 2041.
Ends Jan 2041 · High confidence
Also notable Ends Sep 2041 · High confidence

Fee deadlines

No maintenance fee falls due on this company's record before Nov 10, 2027.

Recent changes

Nothing was recorded against this company's patents in the last 90 days.

Patents held now

Soonest term end first.
Also on record: 8 patents in force now held by others. List them

Sources and methods

Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built
Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
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