Process Consulting Services, Inc.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Feb 2037
Next term end
When these terms end
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.
- 1 fee due Jan 9, 2027The maintenance fee for Crude stabilizer process (US 10,344,219) comes due Jan 9, 2027. Unpaid by Jul 9, 2027, it lapses early.
- 1 fee due Sep 12, 2027The maintenance fee for Slurry pumparound section of a fluid catalytic cracking unit fractionator (US 11,925,929) comes due Sep 12, 2027. Unpaid by Mar 13, 2028, it lapses early.
Recent changes
- 1 of the patents on this record was 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.
Showing 1 to 5 of 5
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 10,344,219 | Crude stabilizer process In force · From the USPTO record | In force | From the USPTO record | |
| US 10,786,751 | Coker fractionator spray wash chamber In force · From the USPTO record | In force | From the USPTO record | |
| US 11,034,898 | Method and apparatus for preventing coke formation in the reactor vapor feed nozzle of a fluid catalytic cracking unit (FCCU) main fractionator column In force · From the USPTO record | In force | From the USPTO record | |
| US 11,925,929 | Slurry pumparound section of a fluid catalytic cracking unit fractionator In force · From the USPTO record | In force | From the USPTO record | |
| US 12,723,204 | Fluid Catalytic Cracking Unit Fractionator In force · High confidence | In force | High confidence |
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.
Published applications
Every application published under this name has become a patent.