DB Globalchip Co., Ltd.

79 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

Jun 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.

2 fees due Dec 2 to 18, 2026 · next Dec 2
1 fee due Feb 25, 2027
The maintenance fee for Signal Processing Circuit of Touch Screen (US 9,116,588) comes due Feb 25, 2027. Unpaid by Aug 25, 2027, it lapses early.
4 fees due Mar 1 to 15, 2027 · next Mar 1
2 fees due Apr 15, 2027
2 fees due May 17 to 26, 2027 · next May 17
2 fees due Jun 1 to 10, 2027 · next Jun 1
2 fees due Jul 5 to 7, 2027 · next Jul 5
2 fees due Aug 2 to 13, 2027 · next Aug 2
2 fees due Sep 10 to 19, 2027 · next Sep 10
2 fees due Oct 19 to 21, 2027 · next Oct 19
1 fee due Nov 5, 2027
The maintenance fee for Source driver and display apparatus including the same (US 10,643,567) comes due Nov 5, 2027. Unpaid by May 5, 2028, 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 7,945,874	Method for Designing Driver In force Term ends Jun 18, 2029 · High confidence	In force	Term ends Jun 18, 2029	High confidence
US 8,130,011	Power Ic and Driving Method Thereof In force Term ends Nov 30, 2029 · High confidence	In force	Term ends Nov 30, 2029	High confidence
US 8,054,123	Fast Differential Level Shifter and Boot Strap Driver Including the Same In force Term ends Dec 23, 2029 · High confidence	In force	Term ends Dec 23, 2029	High confidence
US 8,013,679	Operational Amplifier In force Term ends Dec 27, 2029 · High confidence	In force	Term ends Dec 27, 2029	High confidence
US 8,102,193	Current Sensing Circuit In force Term ends Jan 18, 2030 · High confidence	In force	Term ends Jan 18, 2030	High confidence
US 7,982,535	Amp Output Proctective Circuit for LCD Panel Source Driver In force Term ends Jan 20, 2030 · High confidence	In force	Term ends Jan 20, 2030	High confidence
US 7,986,169	Comparator Circuit for Comparing Three Inputs In force Term ends Jan 29, 2030 · High confidence	In force	Term ends Jan 29, 2030	High confidence
US 8,063,898	Circuit for Data Synchronization of I2C Time Controller in Display Device and Method Thereof In force Term ends Aug 12, 2030 · High confidence	In force	Term ends Aug 12, 2030	High confidence
US 8,207,877	Serial Interface, Apparatus Including the Same, and Method of Using the Same In force Term ends Sep 21, 2030 · High confidence	In force	Term ends Sep 21, 2030	High confidence
US 8,222,878	Current Mode Dc-Dc Converter Having a Pulse Width Modulation Signal of Reduced Delay In force Term ends Oct 4, 2030 · High confidence	In force	Term ends Oct 4, 2030	High confidence

10 of 79 patents shown.

Pro members see all 79.

Pro members: see all 79 patents

Also on record, not counted in the 79: 4 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.

Export every term end as CSV · Pro

Published applications

Every application published under this name has become a patent.