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KIT FOR CONVERTING A CASSETTE TOILET INTO A DRY SEPARATION TOILET

Publication No. EP4023123

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App No. EP21175972

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Filed by Mahn, Sven

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Filed on 2021-05-26

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Issued/Published on 2025-09-17

Official EPO Register

Publication No. EP4023123 A1

Application No. EP21175972 Filed: 2021-05-26

Grant Date 2025-09-17 Mention of grant

Active Oppositions 1 Active EPO Oppositions

Patent Abstract / Summary

[0001] Die vorliegende Erfindung ist gerichtet auf einen Bausatz zum Umrüsten einer Kassettentoilette, die ein Gehäuse, ein Sitzschüsselteil und eine darunter, in einem Kassettenaufnahmeraum des Gehäuses befindliche Kassette aufweist, in eine Trockentrenntoilette, wobei der Bausatz aufweist: ein Sitzschüsselteil (2), das sich aus einem vorderen Urinsammelabschnitt (4) mit einer Auslassöffnung (6) und einem hinteren Fäzes-Aufnahmeabschnitt (8) mit oberer und unterer Öffnung zusammensetzt, eine Behälteranordnung (20), die zur Unterbringung im Kassettenaufnahmeraum ausgestaltet ist und einen Fäzes-Behälter (22) mit einer oberen Öffnung (24) und einen Urintank (28) enthält, wobei die Behälteranordnung (20) so ausgestaltet ist, dass nach deren Einbringung in den Kassettenaufnahmeraum die obere Öffnung (24) des Fäzes-Behälters (22) unter der unteren Öffnung (10) des Fäzes-Aufnahmeabschnitts (8) liegt, und einen Schlauch, der zur Verbindung mit der Auslassöffnung (6) des Urinsammelabschnitts des Sitzschüsselteils (2) und zur Verbindung mit einer Tanköffnung (30) des Urintanks (28) ausgestaltet ist.

IPC Classifications

A47K11/02, // A47K11/12

Priority Claims

DE 202120100010U Date: 2021-01-04

Designated Contracting States (38 EPC States)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Parties & Representation

Applicants

Mahn, Sven

Am Backofen 14a, 22339 Hamburg

Inventors (1)

Mahn, Sven

Am Backofen 14a, 22339 Hamburg

Representatives / Agents

Eisenführ Speiser

Patentanwälte Rechtsanwälte PartGmbB, Johannes-Brahms-Platz 1

Uexküll & Stolberg

Partnerschaft von, Patent- und Rechtsanwälten mbB

Maikowski & Ninnemann Patentanwälte Partnerschaft mbB

Postfach 15 09 20, 10671 Berlin

Key Procedural Dates

Request-For-Examination 2022-09-28

Mention Of Grant Published 2025-09-17

First-Examination-Report-Despatched 2024-06-24

Legal Status & Event History

Official European Patent Office legal and procedural status changes recorded for this file.

42 Events Recorded

Date	Code	Event Description	Auth
2022-07-06	AK	DESIGNATED CONTRACTING STATES	EP
2022-06-03	PUAI	PUBLIC REFERENCE MADE UNDER ARTICLE 153(3) EPC TO A PUBLISHED INTERNATIONAL APPLICATION THAT HAS ENTERED THE EUROPEAN PHASE	EP
2022-06-03	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2022-09-30	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2022-11-02	17P	REQUEST FOR EXAMINATION FILED	EP
2022-11-02	RBV	DESIGNATED CONTRACTING STATES (CORRECTED)	EP
2024-05-01	TPAC	OBSERVATIONS FILED BY THIRD PARTIES	EP
2024-06-20	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2024-07-24	17Q	FIRST EXAMINATION REPORT DESPATCHED	EP
2025-04-13	GRAP	DESPATCH OF COMMUNICATION OF INTENTION TO GRANT A PATENT	EP
2025-04-13	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2025-05-14	INTG	INTENTION TO GRANT ANNOUNCED	EP
2025-08-13	GRAS	GRANT FEE PAID	EP
2025-08-15	GRAA	(EXPECTED) GRANT	EP
2025-08-15	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2025-09-17	AK	DESIGNATED CONTRACTING STATES	EP
2025-09-17	REG	REFERENCE TO A NATIONAL CODE	EP
2025-10-02	REG	REFERENCE TO A NATIONAL CODE	EP
2025-09-30	REG	REFERENCE TO A NATIONAL CODE	EP
2025-10-08	REG	REFERENCE TO A NATIONAL CODE	EP
2025-10-21	REG	REFERENCE TO A NATIONAL CODE	EP
2025-11-26	U01	REQUEST FOR UNITARY EFFECT FILED	EP
2025-11-26	U07	UNITARY EFFECT REGISTERED	EP
2026-01-15	PG25	LAPSED IN A CONTRACTING STATE [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
2026-01-27	REG	REFERENCE TO A NATIONAL CODE	EP
2026-01-28	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
2026-04-09	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-20	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
2026-05-20	U20	RENEWAL FEE FOR THE EUROPEAN PATENT WITH UNITARY EFFECT PAID	EP
2026-06-01	REG	REFERENCE TO A NATIONAL CODE	EP
2026-06-19	PLBI	OPPOSITION FILED	EP
2026-06-24	REG	REFERENCE TO A NATIONAL CODE	EP
2026-06-28	PLAX	NOTICE OF OPPOSITION AND REQUEST TO FILE OBSERVATION + TIME LIMIT SENT	EP
2026-07-08	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-09	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-14	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-16	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-21	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-22	26	OPPOSITION FILED	EP

Patent & Non-Patent Citations

Cited documents and prior art referenced in search and examination reports.

15 Citations

Cited Patent Documents

DE202019005509

Espacenet

WO2014022873

Espacenet

US2013298324 2013-11-14

Espacenet

FR2968920 2012-06-22

Espacenet

US9854949 2018-01-02

Espacenet

US2020214514 2020-07-09

Espacenet

US2020008632 2020-01-09

Espacenet

JP2010260039 2010-11-18

Espacenet

US9648996 2017-05-16

Espacenet

JP2007151905 2007-06-21

Espacenet

Non-Patent Scientific Literature (NPL)

- ANONYMOUS: "Trockentoilette - Selbstbauen, kaufen, Basteln - Alle Links und Tipps - Werbung", WOMO.BLOG, 6 November 2018 (2018-11-06), pages 1 - 9, XP093162966, Retrieved from the Internet <URL:https://womo.blog/2018/11/06/trockentoilette-selbstbauen-kaufen-basteln-alle-links-und-tipps-werbung/>

- ANONYMOUS: "Thetford c 200 ws - Umbauanleitung zur Trockentoilette 1, 2, 3", WOHNMOBILFORUM.DE, 14 August 2018 (2018-08-14), XP093370790, Retrieved from the Internet <URL:https://www.wohnmobilforum.de/w-t130815.html>

- D8 - Trenntoilette/Trockentoilette, Umbauanleitung einer Thetford c 200 ws“ (veröffentlicht am 14. August 2018)

- STREITPATENT

- MERKMALSANALYSE ANSPRUCH 1 EP 4 023 123

Worldwide Patent Family

Related applications and patents in the same INPADOC worldwide family.

12 Family Members

Country	Publication Number	Kind	Publication Date	Action
EP	EP4023123A1	A1	2022-07-06	Espacenet
EP	EP4023123B1	B1	2025-09-17	Espacenet
EP	EP4023123C0	C0	2025-09-17	Espacenet
DE	DE202021100010U1	U1	2021-01-29	Espacenet
DE	DE202021100585U1	U1	2021-02-17	Espacenet
EP	EP4023124A1	A1	2022-07-06	Espacenet
EP	EP4023124B1	B1	2025-05-21	Espacenet
EP	EP4023124C0	C0	2025-05-21	Espacenet
ES	ES3036324T3	T3	2025-09-17	Espacenet
ES	ES3053843T3	T3	2026-01-27	Espacenet
PL	PL4023123T3	T3	2026-02-09	Espacenet
PL	PL4023124T3	T3	2025-10-13	Espacenet

Official File Inspection EPC Art. 128 Public Dossier

Complete European Patent Register Dossier (148 Total Documents)

The full inspection file for Application EP21175972 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.

Open 148-Doc Register Dossier

Dossier Filing

Date: 2026-01-16 Procedure: Examination 0009250

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KIT FOR CONVERTING A CASSETTE TOILET INTO A DRY SEPARATION TOILET

Patent Abstract / Summary

IPC Classifications

Priority Claims

Designated Contracting States (38 EPC States)

Parties & Representation

Applicants

Inventors (1)

Representatives / Agents

Key Procedural Dates

Patent Oppositions

Thetford BV

Legal Status & Event History

Patent & Non-Patent Citations

Cited Patent Documents

Non-Patent Scientific Literature (NPL)

Worldwide Patent Family

Complete European Patent Register Dossier (148 Total Documents)

Recorded Filings & Patent Specifications

European Patent Specification - Granted Patent (B1)

Official European Patent Register Full Dossier

European Patent Application with Search Report (A1)

Invitation to proprietor to file observations on the notice of opposition

New entry: Communication of a notice of opposition and request to file observations + time limit

Opposition filed

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