Register information Patent

DE file number : 11 2018 002 476.8 (Status: pending/in force, Query started: August 23, 2025)

Please note: This English version is a non-binding translation of the German register excerpt. Only the German version of the register excerpt is legally binding.

Master data
INID	Criterion	Field	Content
	Type of IP right	SART	Patent
	Status	ST	Pending/in force
21	DE file number	DAKZ	11 2018 002 476.8
86	WO file number	WAKZ	PCT/US2018/042654
87	WO publication number	WPN	2019023015
54	Designation/title	TI	MULTIPULS-VERSTÄRKUNG
51	IPC main class	ICM (ICMV)	H01S 3/067 (2006.01)
51	IPC secondary class(es)	ICS (ICSV)	H01S 3/23 (2006.01), H01S 3/10 (2006.01)
22	DE application date	DAT	Jul 18, 2018
85	PCT national phase entry patent	PATNAT	Dec 10, 2019
86	WO application date	WAT	Jul 18, 2018
43	Date of first publication	OT	Jan 31, 2019
71/73	Applicant/owner	INH	IMRA America, Inc., Ann Arbor, Mich., US
72	Inventor	IN	Xu, Jingzhou, Ann Arbor, MI, US; Hori, Takashi, Ann Arbor, MI, US; Suzuki, Shigeru, Ann Arbor, MI, US; Cho, Gyu Cheon, Ann Arbor, Mich., US
74	Representative	VTR	BOEHMERT & BOEHMERT Anwaltspartnerschaft mbB - Patentanwälte Rechtsanwälte, 28359 Bremen, DE
10	Published DE documents	DEPN	Original document: DE112018002476T5 Searchable text: DE112018002476T5
	Address for service		BOEHMERT & BOEHMERT Anwaltspartnerschaft mbB - Patentanwälte Rechtsanwälte, 28359 Bremen, DE
33 31 32	Foreign priority	PRC PRNA PRDA	US 62/536,634 Jul 25, 2017
	Due date	FT FG	Jul 31, 2026 Annual fee for the 9th year Patent fees
	Patent division in charge		54
87	WO language of publication	WLANG	EN - Englisch
57	Abstract	AB	Chirped pulse amplification (CPA) systems configured to generate and amplify multi-pulses are described. The nonlinear interaction of pulses can generate a multiple pulse pack with a dense time separation between pulses. Reducing or eliminating the nonlinear interaction can be provided by spectrally and/or temporally splitting pulses in the chirped amplification system.
81	Designated WO countries	WDS	AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
	Published EP/WO documents	EPWOPN	Original document: WO2019023015A1 Searchable text: WO2019023015A1
43	Date of first publication	EVT	Jan 31, 2019
	Number of official communications (office actions)		0
	Number of responses		0
	Date of the first transfer into DPMAregister	EREGT	Jan 30, 2020
	Date of the (most recent) update in DPMAregister	REGT	Aug 12, 2025 (Show all update days)(Hide all update days) Aug 12, 2025 Due date: changed Aug 3, 2025 St.36: changed (technical change) Sep 12, 2024 Procedures: Change of classification, Change of IPC main class, 08.08.2024: changed Procedures: Examination procedure, Request for examination effectively filed, 01.08.2024: changed Aug 9, 2024 IPC main class: changed IPC secondary class(es): changed Due date: changed Procedures: Change of classification, Change of IPC main class, 08.08.2024: new Procedures: Examination procedure, Request for examination effectively filed, 01.08.2024: new Aug 3, 2024 St.36: changed (technical change) Jan 30, 2020 Date of the first transfer into DPMAregister

Procedural data
No.	Kind of procedure	Legal status	Date of legal/procedural status	Publication date	Alle Details anzeigen
1	Pre-registration procedure	The application is under preliminary examination	Jul 18, 2018		Details anzeigen
2	Procedure relating to PCT application	WO first publication with search report	Jan 31, 2019		Details anzeigen
3	Pre-registration procedure	Pre-registration procedure has been concluded	Dec 20, 2019		Details anzeigen
4	Pre-registration procedure	Closing PCT nationale phase entry	Dec 20, 2019		Details anzeigen
5	Publications	Publication of translation of PCT application	Jan 30, 2020	Jan 30, 2020	Details anzeigen
6	Examination procedure	Request for examination effectively filed	Aug 1, 2024	Sep 12, 2024	Details anzeigen
7	Change of classification	Change of IPC main class	Aug 8, 2024	Sep 19, 2024	Details anzeigen

View procedures Pre-registration procedure (No.: 1)
Criterion	Field	Content Close details
Type of procedure	VART	Pre-registration procedure
Legal/procedural status	VST	The application is under preliminary examination
Date of legal/procedural status	VSTT	Jul 18, 2018

View procedures Procedure relating to PCT application (No.: 2)
Criterion	Field	Content Close details
Type of procedure	VART	Procedure relating to PCT application
Legal/procedural status	VST	WO first publication with search report
Date of legal/procedural status	VSTT	Jan 31, 2019

View procedures Pre-registration procedure (No.: 3)
Criterion	Field	Content Close details
Type of procedure	VART	Pre-registration procedure
Legal/procedural status	VST	Pre-registration procedure has been concluded
Date of legal/procedural status	VSTT	Dec 20, 2019

View procedures Pre-registration procedure (No.: 4)
Criterion	Field	Content Close details
Type of procedure	VART	Pre-registration procedure
Legal/procedural status	VST	Closing PCT nationale phase entry
Date of legal/procedural status	VSTT	Dec 20, 2019

View procedures Publications (No.: 5)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	Publications
	Legal/procedural status	VST	Publication of translation of PCT application
	Date of legal/procedural status	VSTT	Jan 30, 2020
	Issue number	HN	5
	Year	PJ	2020
	Publication date	VT	Jan 30, 2020
	Type of publication	PART	Documents
	Part	HT	Part 6
10	Published DE documents	DEPN	Original document: DE112018002476T5 Searchable text: DE112018002476T5

View procedures Examination procedure (No.: 6)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Request for examination effectively filed
Date of legal/procedural status	VSTT	Aug 1, 2024
Issue number	HN	37
Year	PJ	2024
Publication date	VT	Sep 12, 2024
Type of publication	PART	Bibliographic data
Part	HT	Part 2
Third party request		No
Date of receipt	AEGT	Aug 1, 2024
Date of update of the procedure	REGT	Sep 12, 2024

View procedures Change of classification (No.: 7)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	Change of classification
	Legal/procedural status	VST	Change of IPC main class
	Date of legal/procedural status	VSTT	Aug 8, 2024
	Issue number	HN	38
	Year	PJ	2024
	Publication date	VT	Sep 19, 2024
	Type of publication	PART	Bibliographic data
	Part	HT	Part 2
51	IPC main class	ICM (ICMV)	H01S 3/067 (2006.01)
51	Previous IPC main class	ICMF (ICMVF)	H01S 3/00 (2006.01)
	Date of update of the procedure	REGT	Sep 12, 2024