WO2004106982A3
Optical combiner designs and head mounted displays
Abstract
Various embodiments involving structures and methods for illumination can be employed, for example a head-mounted display. The display (400) system including a prism (404) and adjacent wedge (409), a refractive lens system (406) and elliptical combinter (408) in some embodiments. Other embodiments are possible as well.
Term
No projected expiry on record.
- Priority
- Filed
- Published
- Today
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| US2001010598A1 | Cites | United States of America | International search |
| US6222508B1 | Cites | United States of America | International search |
9 priority claims, no other members on record
Priority claims9
| Document | Office | Kind | Date |
|---|---|---|---|
| 47261703 | United States of America | P | |
| 47271203 | United States of America | P | |
| 53210503 | United States of America | P | |
| 60472617 | – | – | – |
| 60472712 | – | – | – |
| 60532105 | – | – | – |
| US20030472617P | – | – | – |
| US20030472712P | – | – | – |
| US20030532105P | – | – | – |
5 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Ep: pct application non-entry in european phase122 | 122 | |
| Corrected version of a pamphlet front pageCFP | CFP | |
| Ep: the epo has been informed by wipo that ep was designated in this application121 | 121 | |
| Designated statesAK | AK | |
| Designated countries for regional patentsAL | AL |
Numbers
- Publication
- 2004/106982
- Publication, DOCDB
- 2004106982
- Publication, EPODOC
- WO2004106982
- Application
- 16214
- Application, DOCDB
- 2004016214
- Application, EPODOC
- WO2004US16214
Titles2
- English
- OPTICAL COMBINER DESIGNS AND HEAD MOUNTED DISPLAYS
- French
- MODELES DE COMBINEURS OPTIQUES ET VISIOCASQUES
Classification
- CPC, 9
- G02B6/0008
- G02B5/02
- G02B5/10
- G02B6/00
- G02B27/0081
- G02B27/0101
- G02B27/0172
- G02B2027/0118
- G02B2027/0123
- IPC, 6
- F21V8 00
- G02B5 02
- G02B5 10
- G02B6 00
- G02B27 00
- G02B27 01
Designated states126
- Regional, 71
- African Regional Intellectual Property Organization (ARIPO)
- Botswana
- Ghana
- Gambia
- Kenya
- Lesotho
- Malawi
- Mozambique
- Namibia
- Sudan
- Sierra Leone
- Eswatini
- United Republic of Tanzania
- Uganda
- Zambia
- Zimbabwe
- Eurasian Patent Organization (EAPO)
- Armenia
- Azerbaijan
- Belarus
- Kyrgyzstan
- Kazakhstan
- Republic of Moldova
- Russian Federation
and 47 moreShow fewer
- Tajikistan
- Turkmenistan
- European Patent Office (EPO)
- Austria
- Belgium
- Bulgaria
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- Netherlands (Kingdom of the)
- Poland
- Portugal
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- Sweden
- Slovenia
- Slovakia
- Türkiye
- African Intellectual Property Organization (OAPI)
- Burkina Faso
- Benin
- Central African Republic
- Congo
- Côte d’Ivoire
- Cameroon
- Gabon
- Guinea
- Equatorial Guinea
- Guinea-Bissau
- Mali
- Mauritania
- Niger
- Senegal
- Chad
- Togo
- National, 55
- United Arab Emirates
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and 31 moreShow fewer
- Japan
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- Republic of Korea
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- Saint Vincent and the Grenadines
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- Yugoslavia, later Serbia and Montenegro (until 2006)
- South Africa