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UK Trademark — IPO
si
Application UK00905615356 · Registered
Quick Facts
| Application Number | UK00905615356 |
| Status | Registered |
| Owner | Siegfried Ritter |
| Filed | 2007-01-15 |
| Registered | 2008-02-11 |
| Renewal Due | 2027-01-15 |
| Type | Individual |
| Feature | Figurative |
| Attorney | See claim section below |
Is this trademark active?
Yes. si is currently a registered UK trademark, with renewal due on 2027-01-15. It is protected under UK intellectual property law and can be enforced against infringing uses.
Mark Details (as filed at the IPO)
Mark description / limitation
Colour Claimed : Red, white.
Goods & Services
The specification below is taken directly from the filed record at the UK IPO for each Nice class this trademark is registered in.
Device Elements (Vienna Classification)
This figurative mark is indexed under the following Vienna categories by the UK IPO:
- 26.04.01 — Geometrical figures and solids
- 29.01.01 — Colours
Timeline
- Filed: 2007-01-15
- Registered: 2008-02-11
- Renewal due: 2027-01-15
About This Trademark
'si' is a registered trademark on the UK IPO register, owned by Siegfried Ritter. The application (UK00905615356) was filed on 15 January 2007 and registered on 11 February 2008. The registration is set to expire on 15 January 2027.
This mark is recorded under multiple classes: Class 9 (scientific, electrical & IT apparatus); Class 41 (education, entertainment & sporting services), specifically covering: Colour Claimed : Red, white.
The trademark is represented by SPORTident UK Ltd..
Frequently Asked Questions
Who owns UK trademark UK00905615356 ('si')?
UK trademark UK00905615356 for the mark 'si' in Class 9, 41 is recorded on the UK IPO register as owned by Siegfried Ritter. This covers one specific UK trademark record only — the same brand name may be owned by different parties in other classes, other countries, or as separate registrations.
Is UK trademark UK00905615356 currently a registered trademark?
Yes — the UK IPO records UK trademark UK00905615356 for the mark 'si' as registered.
Which Nice classes is UK trademark UK00905615356 registered under?
UK trademark UK00905615356 for the mark 'si' is recorded in Class 9 (scientific, electrical & IT apparatus); Class 41 (education, entertainment & sporting services). The filed specification reads: Class 9: Electronic instruments; apparatus for mobile data recording; electronic identification devices for sports competitions. | Class 41: Sporting and cultural activities; arranging of sporting competitions.
When was UK trademark UK00905615356 filed?
UK trademark UK00905615356 for the mark 'si' was filed at the UK IPO on 15 January 2007 and registered on 11 February 2008.
When does UK trademark UK00905615356 need to be renewed?
UK trademark UK00905615356 for the mark 'si' is currently recorded as valid until 15 January 2027, at which point it will need to be renewed with the UK IPO to remain in force.
Who is the attorney of record for UK trademark UK00905615356?
SPORTident UK Ltd. is listed as the attorney / representative of record for UK trademark UK00905615356 for the mark 'si' on the UK IPO register.
Attorney of Record
This trademark has an attorney of record listed on the UK register. The firm has not yet claimed its listing on Trademark Dashboard.
Data Source
United Kingdom (Intellectual Property Office)
UK trademark data is supplied by the Intellectual Property Office under the Open Government Licence v3.0.
The “About This Trademark” summary and FAQ above are AI-generated from the register data shown on this page. They are factual summaries only — always verify details against the official register before making legal decisions.