Buffalo Filter LLC
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
2
Ending by 2030
Jan 2029
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.
- 2 fees due Feb 1 to 13, 2027 · next Feb 1
- 1 fee due Mar 10, 2027The maintenance fee for Electrosurgical Device with Vacuum Port (US 10,405,917) comes due Mar 10, 2027. Unpaid by Sep 10, 2027, it lapses early.
- 2 fees due Apr 1 to 20, 2027 · next Apr 1
- 1 fee due May 12, 2027The maintenance fee for Filtration Device for Central Vacuum System (US 10,470,812) comes due May 12, 2027. Unpaid by Nov 12, 2027, it lapses early.
- 1 fee due Jun 26, 2027The maintenance fee for Electrosurgical Device with Vacuum Port Having Multiple Swivel Connections (US 11,849,993) comes due Jun 26, 2027. Unpaid by Dec 27, 2027, it lapses early.
- 1 fee due Sep 22, 2027The maintenance fee for Electrosurgical Device with Vacuum Port (US 9,289,261) comes due Sep 22, 2027. Unpaid by Mar 22, 2028, it lapses early.
- 1 fee due Oct 14, 2027The maintenance fee for Smoke Collecting Trocar (US 10,617,444) comes due Oct 14, 2027. Unpaid by Apr 14, 2028, it lapses early.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
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 7,761,188 | Fluid Evacuation System with Two-Way Communication Filter In force · High confidence | In force | High confidence | |
| US D765,840 | Laparoscope and Endoscope Cleaning and Defogging Device In force · High confidence | In force | High confidence | |
| US 11,589,917 | Electrosurgical Device with Vacuum Port In force · High confidence | In force | High confidence | |
| US 9,011,366 | Wick and Relief Valve for Disposable Laparoscopic Smoke Evacuation System In force · High confidence | In force | High confidence | |
| US 8,641,488 | Intake Apparatus and System In force · High confidence | In force | High confidence | |
| US 10,405,917 | Electrosurgical Device with Vacuum Port In force · High confidence | In force | High confidence | |
| US 8,608,816 | Fluid Filtration Device and System In force · High confidence | In force | High confidence | |
| US 9,415,160 | Fluid Filtration Device and System In force · Medium confidence | In force | Medium confidence | |
| US 9,867,914 | Fluid Filtration Device and System In force · High confidence | In force | High confidence | |
| US 10,376,339 | Medical Boom Filter System and Method In force · High confidence | In force | High confidence |
Also on record, not counted in the 40: 2 lapsed for an unpaid fee · 9 ended at full term. 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.
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