SentriLock, LLC

26 patents currently held · Updated Nov 14, 2026

Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Ending by 2030

Dec 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.

3 fees due Mar 12 to 19, 2027 · next Mar 12
1 fee due Apr 30, 2027
The maintenance fee for Latching apparatus for an electronic lockbox (US 11,802,421) comes due Apr 30, 2027. Unpaid by Nov 1, 2027, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

2 of the patents on this record were granted since Aug 16, 2026

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 7,999,656	Electronic lock box with key presence sensing In force Term ends Dec 7, 2029 · From the USPTO record	In force	Term ends Dec 7, 2029	From the USPTO record
US 8,912,884	Electronic key lockout control in lockbox system In force Term ends Sep 16, 2030 · From the USPTO record	In force	Term ends Sep 16, 2030	From the USPTO record
US 8,151,608	Electronic lock box with mechanism immobilizer features In force Term ends Dec 13, 2030 · From the USPTO record	In force	Term ends Dec 13, 2030	From the USPTO record
US 9,478,083	Electronic key lockout control in lockbox system In force Term ends Jan 21, 2031 · From the USPTO record	In force	Term ends Jan 21, 2031	From the USPTO record
US RE46,539	Electronic lock box proximity access control In force Term ends Jul 9, 2032 · From the USPTO record	In force	Term ends Jul 9, 2032	From the USPTO record
US 9,053,629	Contextual Data Delivery to Mobile Users Responsive to Access of an Electronic Lockbox In force Term ends Dec 13, 2033 · High confidence	In force	Term ends Dec 13, 2033	High confidence
US 10,068,399	Contextual data delivery to other users at an electronic lockbox In force Term ends Jun 17, 2035 · From the USPTO record	In force	Term ends Jun 17, 2035	From the USPTO record
US 9,704,315	Contextual data delivery to other users at an electronic lockbox In force Term ends Sep 30, 2035 · From the USPTO record	In force	Term ends Sep 30, 2035	From the USPTO record
US D900,589	Electronic lock box In force Term ends Nov 3, 2035 · From the USPTO record	In force	Term ends Nov 3, 2035	From the USPTO record
US 10,026,250	Contextual data delivery to users at a locked property In force Ends no later than Oct 6, 2036 · From the USPTO record	In force	Ends no later than Oct 6, 2036	From the USPTO record

10 of 26 patents shown.

Pro members see all 26.

Pro members: see all 26 patents

Also on record, not counted in the 26: 9 lapsed for an unpaid fee · 8 ended at full term · 1 surrendered on reissue. 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.

2 pending · 1 no status recorded

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