SUBSTRATE, CONTAINER, PRODUCT, AND PRODUCTION METHOD
Patent Abstract / Summary
Patent abstract is being processed or was not provided in English by the publishing office.
IPC Classifications
Priority Claims
Designated Contracting States (38 EPC States)
Parties & Representation
Applicants
Ricoh Company, Ltd.
3-6, Nakamagome 1-chome, Ohta-ku
JPInventors (11)
HIRAYAMA, Rie
c/o Ricoh Company, Ltd.,, 3-6, Nakamagome 1-chome
JPIMAI, Shigeaki
c/o Ricoh Company, Ltd.,, 3-6, Nakamagome 1-chome
JPTACHIBANA, Hiroto
c/o Ricoh Company, Ltd.,, 3-6, Nakamagome 1-chome
JPARAI, Nobuyuki
c/o Ricoh Company, Ltd.,, 3-6, Nakamagome 1-chome
JPICHIKAWA, Yoichi
c/o Ricoh Company, Ltd.,, 3-6, Nakamagome 1-chome
JPNAKAYAMA, Hirotoshi
c/o Ricoh Company, Ltd.,, 3-6, Nakamagome 1-chome
JPKOBASHIGAWA, Shohta
c/o Ricoh Company, Ltd.,, 3-6, Nakamagome 1-chome
JPTAMURA, Asato
c/o Ricoh Company, Ltd.,, 3-6, Nakamagome 1-chome
JPNISHIO, Takuei
c/o Ricoh Company, Ltd.,, 3-6, Nakamagome 1-chome
JPFUJITA, Kazuhiro
c/o Ricoh Company, Ltd.,, 3-6, Nakamagome 1-chome
JPIWATA, Muneaki
c/o Ricoh Company, Ltd.,, 3-6, Nakamagome 1-chome
JPRepresentatives / Agents
Marks & Clerk LLP
15 Fetter Lane, London EC4A 1BW
GBIK-IP LTD
8 Devonshire Square, London EC2M 4YJ
GBKey Procedural Dates
Patent Oppositions
Official opposition proceedings filed against European Patent EP4072862 under EPC Article 99.
IK-IP LTD
8 Devonshire Square, GB
IK-IP LTD
2026-05-13
Legal Status & Event History
Official European Patent Office legal and procedural status changes recorded for this file.
| Date | Code | Event Description | Auth |
|---|---|---|---|
| 2021-06-18 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2021-01-25 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2022-09-16 | PUAI | PUBLIC REFERENCE MADE UNDER ARTICLE 153(3) EPC TO A PUBLISHED INTERNATIONAL APPLICATION THAT HAS ENTERED THE EUROPEAN PHASE | EP |
| 2022-09-16 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2022-10-19 | 17P | REQUEST FOR EXAMINATION FILED | EP |
| 2022-10-19 | AK | DESIGNATED CONTRACTING STATES | EP |
| 2023-03-22 | DAX | REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (DELETED) | EP |
| 2023-03-22 | DAV | REQUEST FOR VALIDATION OF THE EUROPEAN PATENT (DELETED) | EP |
| 2025-04-02 | GRAP | DESPATCH OF COMMUNICATION OF INTENTION TO GRANT A PATENT | EP |
| 2025-04-02 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2025-04-30 | RIC1 | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | EP |
| 2025-05-07 | INTG | INTENTION TO GRANT ANNOUNCED | EP |
| 2025-06-03 | GRAJ | INFORMATION RELATED TO DISAPPROVAL OF COMMUNICATION OF INTENTION TO GRANT BY THE APPLICANT OR RESUMPTION OF EXAMINATION PROCEEDINGS BY THE EPO DELETED | EP |
| 2025-06-03 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2025-06-18 | P01 | OPT-OUT OF THE COMPETENCE OF THE UNIFIED PATENT COURT (UPC) REGISTERED | EP |
| 2025-06-17 | GRAS | GRANT FEE PAID | EP |
| 2025-06-17 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2025-06-19 | GRAP | DESPATCH OF COMMUNICATION OF INTENTION TO GRANT A PATENT | EP |
| 2025-07-09 | INTC | INTENTION TO GRANT ANNOUNCED (DELETED) | EP |
| 2025-07-11 | GRAA | (EXPECTED) GRANT | EP |
| 2025-07-11 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2025-07-23 | INTG | INTENTION TO GRANT ANNOUNCED | EP |
| 2025-08-13 | AK | DESIGNATED CONTRACTING STATES | EP |
| 2025-08-15 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2025-08-13 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2025-09-04 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2025-09-10 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2025-12-17 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-01-08 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-08 | PGFP | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-09 | PGFP | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-12 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-12 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-01-13 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-14 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-15 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-15 | PGFP | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-16 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-20 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-22 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-23 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-28 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-30 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-02-15 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-03-17 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-04-06 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-04-13 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-04-14 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-04-15 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-04-23 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-04-28 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-05-22 | PLBI | OPPOSITION FILED | EP |
| 2026-05-28 | PLAX | NOTICE OF OPPOSITION AND REQUEST TO FILE OBSERVATION + TIME LIMIT SENT | EP |
| 2026-05-28 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-05-13 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-06-24 | 26 | OPPOSITION FILED | EP |
| 2026-06-30 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-07-04 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-07-23 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-08-18 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-08-26 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-08-20 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-10-09 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
Patent & Non-Patent Citations
Cited documents and prior art referenced in search and examination reports.
Cited Patent Documents
Non-Patent Scientific Literature (NPL)
Worldwide Patent Family
Related applications and patents in the same INPADOC worldwide family.
| Country | Publication Number | Kind | Publication Date | Action |
|---|---|---|---|---|
| EP | EP4072862A1 | A1 | 2022-10-19 | Espacenet |
| EP | EP4072862B1 | B1 | 2025-08-13 | Espacenet |
| CN | CN114746278A | A | 2022-07-12 | Espacenet |
| CN | CN114746278B | B | 2023-10-20 | Espacenet |
| JP | JP2021176648A | A | 2021-11-11 | Espacenet |
| JP | JP7540269B2 | B2 | 2024-08-27 | Espacenet |
| JP | JP2022015739A | A | 2022-01-21 | Espacenet |
| JP | JP7524640B2 | B2 | 2024-07-30 | Espacenet |
| JP | JP2024103648A | A | 2024-08-01 | Espacenet |
| JP | JP7552948B2 | B2 | 2024-09-18 | Espacenet |
| US | US2022410608A1 | A1 | 2022-12-29 | Espacenet |
| WO | WO2021117899A1 | A1 | 2021-06-17 | Espacenet |
Complete European Patent Register Dossier (148 Total Documents)
The full inspection file for Application EP20841788 contains 148 total documents, including all notices of opposition, proprietor counter-statements, examination communications, third-party observations, and procedural forms. Below are all major recorded procedural filings and publication specifications.
Recorded Filings & Patent Specifications
Official publication specifications, opposition filings, proprietor replies, and procedural submissions.