Two patents currently held, every record listed here
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
The next term ends in Jun 2028. from the record
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
2
Ending by 2030
Jun 2028
Next term end
2
Patent families
When these terms end
Each bar runs from grant to computed term end. 2013 to 2030.
US 8,934,749
Fiber Structure and a Method for Discriminating High Order Modes in the Fiber Structure
Jun 30, 2028
20172021202520292030
Every computed term in this portfolio is shown above.Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
Notable patents
Ranked by citations and family size, against patents of the same kind granted the same year. How we rank
Only 2 of the currently held patents qualify as notable.
Notable
Ends Jun 2028 · High confidence
Also notable
Ends Nov 2030 · High confidence
Fiber Structure and a Method for Discriminating High Order Modes in the Fiber Structure
US 8,934,749
Renewed at every maintenance window since the 2015 grant; no more fees are due before its term ends in 2028.
Optical Fiber Structure and a Method of Producing Thereof
US 8,620,126
Renewed at every maintenance window since the 2013 grant; no more fees are due before its term ends in 2030.
Fee deadlines
No maintenance fee falls due on this company's record before Nov 10, 2027.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
What they patent
The 1 largest of its 2 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.
| Optical Fiber Structure and a Method of Producing Thereof | 1 in force | to Nov 2030 |
Patents held now
Soonest term end first.
Showing 1 to 2 of 2
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,934,749 | Fiber Structure and a Method for Discriminating High Order Modes in the Fiber Structure In force · High confidence | In force | High confidence | |
| US 8,620,126 | Optical Fiber Structure and a Method of Producing Thereof In force · High confidence | In force | High confidence |
Sources and methods
Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built
Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.