Maintenance fees coming due
1 maintenance fee comes due on Sep 29, 2027, in the 12 months from Nov 15, 2026. Unpaid by Mar 29, 2028, that one lapses early.
A maintenance fee does not end a patent on its due date. It falls due at 3.5, 7.5
and 11.5 years from grant, and the patent lapses only if the fee is still unpaid at the end of the
six month grace period that follows.
| Patent | Title | Holder | Status | Fee due | Lapses if unpaid | Expires | Confidence |
|---|---|---|---|---|---|---|---|
| US 9,296,088 | Method and Device for the Injection of CMP Slurry In force Fee due Sep 29, 2027 Lapses if unpaid Mar 29, 2028 · High confidence | Araca, Inc. | In force | Sep 29, 2027 | Mar 29, 2028 | High confidence |
1 of 1 patent shown. Soonest fee due date first, then patent number.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.