Maintenance fees coming due
12 maintenance fees come due in the 12 months from Nov 14, 2026, the next on Nov 28, 2026. Unpaid by May 28, 2027, 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 10,301,190 | Pressure Controlled Gas Flotation In force Fee due Nov 28, 2026 Lapses if unpaid May 28, 2027 · High confidence | Cameron Solutions, Inc. | In force | Nov 28, 2026 | May 28, 2027 | High confidence | |
| US 10,335,708 | System And Method To Generate Steam By Mixing A Feed Water Stream With A Heating Medium In force Fee due Jan 2, 2027 Lapses if unpaid Jul 2, 2027 · High confidence | Cameron Solutions, Inc. | In force | Jan 2, 2027 | Jul 2, 2027 | High confidence | |
| US 10,370,264 | System And Method To Desalinate A Feed Water Stream By Mixing The Feed Water Stream With A Heating Medium In force Fee due Feb 6, 2027 Lapses if unpaid Aug 6, 2027 · High confidence | Cameron Solutions, Inc. | In force | Feb 6, 2027 | Aug 6, 2027 | High confidence | |
| US 10,370,272 | Subsea Deoxygenation In A Water Injection Process Plant In force Fee due Feb 6, 2027 Lapses if unpaid Aug 6, 2027 · High confidence | Cameron Solutions, Inc. | In force | Feb 6, 2027 | Aug 6, 2027 | High confidence | |
| US 9,133,086 | Divalent Ion Removal From Monoethylene Glycol (MEG) Feed Streams In force Fee due Mar 15, 2027 Lapses if unpaid Sep 15, 2027 · High confidence | Cameron Solutions, Inc. | In force | Mar 15, 2027 | Sep 15, 2027 | High confidence | |
| US 10,427,094 | Process Design For Acid Gas Removal In force Fee due Apr 1, 2027 Lapses if unpaid Oct 1, 2027 · High confidence | Cameron Solutions, Inc. | In force | Apr 1, 2027 | Oct 1, 2027 | High confidence | |
| US 9,150,477 | System for Removing Salt from a Rich Mono Ethylene Glycol Stream In force Fee due Apr 6, 2027 Lapses if unpaid Oct 6, 2027 · High confidence | Cameron Solutions, Inc. | In force | Apr 6, 2027 | Oct 6, 2027 | High confidence | |
| US 10,471,366 | System And Method To Reboil A Process Stream In A Distillation System By Mixing The Stream With A Heating Medium In force Fee due May 12, 2027 Lapses if unpaid Nov 12, 2027 · High confidence | Cameron Solutions, Inc. | In force | May 12, 2027 | Nov 12, 2027 | High confidence | |
| US 9,186,629 | Single End, Shell-Side Feed, Hollow Fiber Membrane Separation Module In force Fee due May 17, 2027 Lapses if unpaid Nov 17, 2027 · High confidence | Cameron Solutions, Inc. | In force | May 17, 2027 | Nov 17, 2027 | High confidence | |
| US 10,478,745 | System And Method To Vaporize A Process Stream By Mixing The Stream With A Heating Medium In force Fee due May 19, 2027 Lapses if unpaid Nov 19, 2027 · High confidence | Cameron Solutions, Inc. | In force | May 19, 2027 | Nov 19, 2027 | High confidence | |
| 2 more maintenance fees coming due in the 12 months from Nov 14, 2026 · Pro | |||||||
10 of 12 patents shown. Soonest fee due date first, then patent number.
Pro members see every patent with a maintenance fee coming due: number, title, status, the due date, and the date it lapses if the fee goes unpaid through the grace period.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.