Doyo Engineering Co., Ltd.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
Recorded under 2 name spellings.
2
Ending by 2030
Apr 2027
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 Dec 27, 2026The maintenance fee for Spool Braking Device Using Eddy Current and Fishing Reel Having Same (US 11,684,054) comes due Dec 27, 2026. Unpaid by Jun 28, 2027, it lapses early.
- 1 fee due Jan 7, 2027The maintenance fee for Fishing reel having quick-opening side cover (US 9,072,284) comes due Jan 7, 2027. Unpaid by Jul 7, 2027, it lapses early.
- 1 fee due Feb 11, 2027The maintenance fee for Fishing reel having centrifugal brake system (US 9,101,120) comes due Feb 11, 2027. Unpaid by Aug 11, 2027, it lapses early.
- 1 fee due Mar 22, 2027The maintenance fee for Fishing reel equipped with hanger for fishhook and fishing rod using the same (US 9,137,979) comes due Mar 22, 2027. Unpaid by Sep 22, 2027, it lapses early.
- 1 fee due May 26, 2027The maintenance fee for Fishing reel (US 10,485,226) comes due May 26, 2027. Unpaid by Nov 26, 2027, it lapses early.
- 4 fees due Jun 1 to 10, 2027 · next Jun 1
- 1 fee due Jul 23, 2027The maintenance fee for Spool for fishing reel (US 11,877,569) comes due Jul 23, 2027. Unpaid by Jan 24, 2028, it lapses early.
- 1 fee due Sep 29, 2027The maintenance fee for Fishing reel with fishhook hanger (US 9,295,244) comes due Sep 29, 2027. Unpaid by Mar 29, 2028, it lapses early.
- 3 fees due Oct 7 to 14, 2027 · next Oct 7
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 7,350,730 | Side cover detachable apparatus of dual bearing reel for fishing In force · From the USPTO record | In force | From the USPTO record | |
| US 7,938,354 | Clutch of bait reel for fishing In force · From the USPTO record | In force | From the USPTO record | |
| US 8,308,097 | Click sound generating device for bait reel In force · From the USPTO record | In force | From the USPTO record | |
| US 8,608,100 | Fishing reel with clicking sound generating means In force · From the USPTO record | In force | From the USPTO record | |
| US 9,101,120 | Fishing reel having centrifugal brake system In force · From the USPTO record | In force | From the USPTO record | |
| US 9,137,979 | Fishing reel equipped with hanger for fishhook and fishing rod using the same In force · From the USPTO record | In force | From the USPTO record | |
| US 9,072,284 | Fishing reel having quick-opening side cover In force · From the USPTO record | In force | From the USPTO record | |
| US 9,198,407 | Fishing reel having reliability in opening side cover In force · From the USPTO record | In force | From the USPTO record | |
| US 9,295,244 | Fishing reel with fishhook hanger In force · From the USPTO record | In force | From the USPTO record | |
| US 9,433,197 | Fishing reel having centrifugal brake system In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 45: 4 lapsed for an unpaid fee · 1 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.
1 pending · 3 no status recorded