ATE518337T1 - System und verfahren zur wiederherstellung von ip-verkehr auf paketebene, durch zusatz- signalisierung in einem faseroptischen ringnetzwerk - Google Patents

System und verfahren zur wiederherstellung von ip-verkehr auf paketebene, durch zusatz- signalisierung in einem faseroptischen ringnetzwerk

Info

Publication number
ATE518337T1
ATE518337T1 AT00119350T AT00119350T ATE518337T1 AT E518337 T1 ATE518337 T1 AT E518337T1 AT 00119350 T AT00119350 T AT 00119350T AT 00119350 T AT00119350 T AT 00119350T AT E518337 T1 ATE518337 T1 AT E518337T1
Authority
AT
Austria
Prior art keywords
node
layer
packet
ring network
fiber optic
Prior art date
Application number
AT00119350T
Other languages
English (en)
Inventor
Ram Dantu
Gary Ester
Pete O'connell
Original Assignee
Alcatel Lucent
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alcatel Lucent filed Critical Alcatel Lucent
Application granted granted Critical
Publication of ATE518337T1 publication Critical patent/ATE518337T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/30—Peripheral units, e.g. input or output ports
    • H04L49/3081—ATM peripheral units, e.g. policing, insertion or extraction
    • H04L49/309—Header conversion, routing tables or routing tags
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42—Loop networks
    • H04L12/437—Ring fault isolation or reconfiguration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0057—Operations, administration and maintenance [OAM]
    • H04J2203/006—Fault tolerance and recovery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0064—Admission Control
    • H04J2203/0066—Signalling, e.g. protocols, reference model
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0064—Admission Control
    • H04J2203/0067—Resource management and allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0089—Multiplexing, e.g. coding, scrambling, SONET
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5625—Operations, administration and maintenance [OAM]
    • H04L2012/5627—Fault tolerance and recovery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5629—Admission control
    • H04L2012/563—Signalling, e.g. protocols, reference model
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5629—Admission control
    • H04L2012/5631—Resource management and allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5672—Multiplexing, e.g. coding, scrambling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q11/0066—Provisions for optical burst or packet networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H04Q2011/0081—Fault tolerance; Redundancy; Recovery; Reconfigurability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0086—Network resource allocation, dimensioning or optimisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0088—Signalling aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/009—Topology aspects
    • H04Q2011/0092—Ring

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Small-Scale Networks (AREA)
AT00119350T 1999-09-10 2000-09-08 System und verfahren zur wiederherstellung von ip-verkehr auf paketebene, durch zusatz- signalisierung in einem faseroptischen ringnetzwerk ATE518337T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/393,752 US7167443B1 (en) 1999-09-10 1999-09-10 System and method for packet level restoration of IP traffic using overhead signaling in a fiber optic ring network

Publications (1)

Publication Number Publication Date
ATE518337T1 true ATE518337T1 (de) 2011-08-15

Family

ID=23556094

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00119350T ATE518337T1 (de) 1999-09-10 2000-09-08 System und verfahren zur wiederherstellung von ip-verkehr auf paketebene, durch zusatz- signalisierung in einem faseroptischen ringnetzwerk

Country Status (4)

Country Link
US (1) US7167443B1 (de)
EP (1) EP1083706B1 (de)
AT (1) ATE518337T1 (de)
CA (1) CA2317971A1 (de)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7545755B2 (en) * 2000-03-03 2009-06-09 Adtran Inc. Routing switch detecting change in session identifier before reconfiguring routing table
DE10030525A1 (de) * 2000-06-28 2002-01-24 Harman Becker Automotive Sys Verfahren zur Kommunikation zwischen zwei Netzwerken sowie Netzwerk
US6810236B2 (en) 2001-05-14 2004-10-26 Interdigital Technology Corporation Dynamic channel quality measurement procedure for adaptive modulation and coding techniques
EP1274201A1 (de) * 2001-06-27 2003-01-08 Alcatel Netzwerksystem, Verwaltungssysten, Verfahren und Computerprogrammprodukt dafür
US8194536B2 (en) * 2001-08-31 2012-06-05 Continental Automotive Systems, Inc. Vehicle active network with fault tolerant devices
JP3825674B2 (ja) * 2001-10-24 2006-09-27 富士通株式会社 伝送装置，ｓｏｎｅｔ／ｓｄｈ伝送装置および伝送システム
US6917759B2 (en) * 2002-01-31 2005-07-12 Nortel Networks Limited Shared mesh signaling algorithm and apparatus
WO2003067843A1 (en) * 2002-02-06 2003-08-14 Wuhan Fiberhome Networks Co., Ltd Resilient multiple service ring
ATE300131T1 (de) * 2002-02-21 2005-08-15 Cit Alcatel Verfahren zur bestimmung einer spektralen route für eine bestimmte verbindung in einem optischen telekommunikationsnetzwerk
CN1330116C (zh) * 2002-07-06 2007-08-01 中兴通讯股份有限公司 一种光网络中信令通道的配置方法
EP1383261A1 (de) * 2002-07-15 2004-01-21 Alcatel Schutz-Verfahren und -System zum Verkehr von unterschiedlichen Dienstklassen
WO2004008708A1 (en) * 2002-07-17 2004-01-22 Wuhan Fiberhome Networks Co., Ltd. Multiple service ring with capabilities of transmitting and switching data, video and voice
CN100490415C (zh) 2002-11-06 2009-05-20 武汉烽火网络有限责任公司 基于多个fe、ge和10ge的n-子环结构的多业务环
CN1310473C (zh) * 2003-01-07 2007-04-11 华为技术有限公司 基于同步数字传送网的数据传送方法
ATE388597T1 (de) * 2003-03-28 2008-03-15 Alcatel Lucent Verfahren zur wiedererstellung von transportnetzwerken
US7861002B2 (en) * 2003-05-22 2010-12-28 Adtran, Inc. Network router that efficiently switches between a primary data path and a backup data path
US8078756B2 (en) * 2003-06-03 2011-12-13 Cisco Technology, Inc. Computing a path for an open ended uni-directional path protected switched ring
US7697417B2 (en) * 2003-07-18 2010-04-13 Alcatel-Lucent Usa Inc. Methods and devices for re-routing MPLS traffic
US7787471B2 (en) * 2003-11-10 2010-08-31 Broadcom Corporation Field processor for a network device
EP1531566B1 (de) * 2003-11-12 2009-03-18 Alcatel Lucent Pfadschutz für SDH/SONET-Netzwerke
FR2864394B1 (fr) * 2003-12-19 2006-03-03 Cit Alcatel Procede d'etablissement d'une connexion logique entre un noeud de depart et un noeud d'arrivee non adjacents d'un reseau de telecommunications
US8055755B2 (en) * 2004-02-05 2011-11-08 At&T Intellectual Property Ii, L.P. Method for determining VoIP gateway performance and SLAs based upon path measurements
US7706411B2 (en) * 2004-03-29 2010-04-27 Hewlett-Packard Development Company, L.P. Handling oversubscribed mesh ports with re-tagging
US7570581B2 (en) * 2004-09-23 2009-08-04 Motorola, Inc. Dynamic reduction of route reconvergence time
US7570844B2 (en) * 2005-01-18 2009-08-04 Doron Handelman Photonic integrated circuit device and elements thereof
US20060187919A1 (en) * 2005-02-18 2006-08-24 Broadcom Corporation Two stage parser for a network
US7869411B2 (en) * 2005-11-21 2011-01-11 Broadcom Corporation Compact packet operation device and method
US8570857B2 (en) * 2006-04-07 2013-10-29 At&T Intellectual Property I, Lp Resilient IP ring protocol and architecture
DE102006045713A1 (de) * 2006-09-27 2008-04-10 Nokia Siemens Networks Gmbh & Co.Kg Optimierte Verkehrsumleitung in Fehlerfällen für IP-Netze mit zusätzlichem Fehlerkorrekturmechanismus auf einer unteren Schicht
US20080181102A1 (en) * 2007-01-25 2008-07-31 Verizon Services Organization Inc. Network routing
CN101611615B (zh) * 2007-03-02 2014-02-26 西门子公司 网络节点中的冗余帧过滤
US20080240152A1 (en) * 2007-03-27 2008-10-02 Dell Products L.P. System And Method For Communicating Data For Display On A Remote Display Device
KR101483045B1 (ko) * 2007-10-02 2015-01-15 에스엠에스씨 유럽 게엠베하 링 버스 시스템에서 신호 장애 검출을 위한 시스템 및 방법
US7995914B2 (en) * 2008-03-28 2011-08-09 Mci Communications Services, Inc. Method and system for providing fault recovery using composite transport groups
US7969868B2 (en) * 2009-02-19 2011-06-28 Infinera Corporation Path-level protection for digitally wrapped payloads
WO2010139349A1 (en) * 2009-06-05 2010-12-09 Telefonaktiebolaget L M Ericsson (Publ) Methods and systems for load balancing call sessions over a dual ring internet protocol (ip) network
US8780933B2 (en) 2010-02-04 2014-07-15 Hubbell Incorporated Method and apparatus for automated subscriber-based TDM-IP conversion
CN102567277A (zh) * 2010-12-30 2012-07-11 世意法（北京）半导体研发有限责任公司 用于通过片上网络系统来降低功耗的方法
US8873963B2 (en) 2012-07-25 2014-10-28 Doron Handelman Apparatus and methods for generating and receiving optical signals at substantially 100Gb/s and beyond
US9374320B2 (en) * 2012-07-27 2016-06-21 Cisco Technology, Inc. Investigating the integrity of forwarding paths within a packet switching device
US9054955B2 (en) 2012-12-30 2015-06-09 Doron Handelman Apparatus and methods for enabling recovery from failures in optical networks
US9559766B2 (en) 2013-05-10 2017-01-31 Elwha Llc Dynamic point to point mobile network including intermediate device aspects system and method
US9591692B2 (en) 2013-05-10 2017-03-07 Elwha Llc Dynamic point to point mobile network including destination device aspects system and method
US9763166B2 (en) * 2013-05-10 2017-09-12 Elwha Llc Dynamic point to point mobile network including communication path monitoring and analysis aspects system and method
US9832728B2 (en) 2013-05-10 2017-11-28 Elwha Llc Dynamic point to point mobile network including origination user interface aspects system and method
US9344187B2 (en) 2013-09-17 2016-05-17 Doron Handelman Apparatus and methods for enabling recovery in optical networks
US10305587B2 (en) * 2014-05-09 2019-05-28 Sikorsky Aircraft Corporation Method and apparatus for condition based maintenance of fiber networks on vehicles
US10515538B2 (en) * 2014-11-24 2019-12-24 Carrier Corporation Communication systems
US9929937B2 (en) * 2015-08-27 2018-03-27 Dell Products L.P. Layer 3 routing loop prevention system
US10581736B1 (en) * 2018-11-13 2020-03-03 At&T Intellectual Property I, L.P. Traffic matrix prediction and fast reroute path computation in packet networks
JPWO2020179704A1 (de) * 2019-03-01 2020-09-10

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG48849A1 (en) 1992-04-09 1998-05-18 British Telecomm Optical processing system
JP3332474B2 (ja) * 1993-05-31 2002-10-07 株式会社日立製作所 Ａｔｍ通信装置および故障検出通知装置
US5487061A (en) * 1994-06-27 1996-01-23 Loral Fairchild Corporation System and method for providing multiple loss and service priorities
JP3376144B2 (ja) 1994-12-28 2003-02-10 日本電気株式会社 光ネットワーク装置及び光伝送方式
US5572515A (en) * 1994-12-28 1996-11-05 Tektronix, Inc. Sonet/SDH signal recognition and selection
CN1094007C (zh) * 1995-06-26 2002-11-06 艾利森电话股份有限公司 自愈网络
JP3264803B2 (ja) * 1995-09-25 2002-03-11 富士通株式会社 固定長セルをサポートしたアド・ドロップ多重化装置
US5815490A (en) * 1995-11-20 1998-09-29 Nec America, Inc. SDH ring high order path management
CN1198423C (zh) * 1996-04-23 2005-04-20 株式会社日立制作所 自修复网络及其传输线路交换方法和传输设备
US6256292B1 (en) * 1996-07-11 2001-07-03 Nortel Networks Corporation Self-healing line switched ring for ATM traffic
JP3092521B2 (ja) 1996-08-26 2000-09-25 日本電気株式会社 通信ネットワークノード装置、光通信ネットワークノード装置、信号監視方式、及び、通信ネットワーク
GB9625019D0 (en) * 1996-11-29 1997-01-15 Northern Telecom Ltd Network restoration routing optimisation
US6359860B1 (en) * 1997-06-16 2002-03-19 Nec Corporation Connection switching method and apparatus
US6292464B1 (en) * 1997-09-17 2001-09-18 Nortel Networks Limited Apparatus and method for self routing control mechanism for restoring fiber optic communications network connections
US6032190A (en) * 1997-10-03 2000-02-29 Ascend Communications, Inc. System and method for processing data packets
US6263443B1 (en) * 1997-10-11 2001-07-17 Agere Systems Guardian Corp. Simplified data link protocol processor
US6021113A (en) * 1997-10-29 2000-02-01 Lucent Technologies Inc. Distributed precomputation of network signal paths with table-based link capacity control
EP0921705B1 (de) * 1997-12-04 2008-07-16 Nippon Telegraph And Telephone Corporation Auf "STM" basiertes Durchschaltvermitteltes Netz zur Übertragung von Daten
CA2225683C (en) 1997-12-22 2002-04-09 Northern Telecom Limited Multi-layered architectures for communications networks
US6324162B1 (en) * 1998-06-03 2001-11-27 At&T Corp. Path-based restoration mesh networks
US6545781B1 (en) * 1998-07-17 2003-04-08 The Regents Of The University Of California High-throughput, low-latency next generation internet networks using optical label switching and high-speed optical header generation, detection and reinsertion
US6525850B1 (en) * 1998-07-17 2003-02-25 The Regents Of The University Of California High-throughput, low-latency next generation internet networks using optical label switching and high-speed optical header generation, detection and reinsertion
US6295296B1 (en) * 1998-09-08 2001-09-25 Cisco Technology, Inc. Use of a single data structure for label forwarding and imposition
US6147968A (en) * 1998-10-13 2000-11-14 Nortel Networks Corporation Method and apparatus for data transmission in synchronous optical networks
US6430176B1 (en) * 1998-11-06 2002-08-06 Nortel Networks Limited Multimedia channel management through PSTN signaling
US6426941B1 (en) * 1999-02-12 2002-07-30 Megaxess, Inc. Hitless ATM cell transport for reliable multi-service provisioning
US6400859B1 (en) * 1999-06-24 2002-06-04 Nortel Networks Limited Optical ring protection having matched nodes and alternate secondary path
US6535481B1 (en) * 1999-08-20 2003-03-18 Nortel Networks Limited Network data routing protection cycles for automatic protection switching
US6532088B1 (en) * 1999-09-10 2003-03-11 Alcatel System and method for packet level distributed routing in fiber optic rings

Also Published As

Publication number Publication date
EP1083706A3 (de) 2005-04-20
US7167443B1 (en) 2007-01-23
EP1083706A2 (de) 2001-03-14
CA2317971A1 (en) 2001-03-10
EP1083706B1 (de) 2011-07-27

Similar Documents

Publication Publication Date Title
ATE518337T1 (de) System und verfahren zur wiederherstellung von ip-verkehr auf paketebene, durch zusatz- signalisierung in einem faseroptischen ringnetzwerk
US6850708B2 (en) Distributed intelligence wavelength division multiplexed network
US7120165B2 (en) Method and system for allocating and controlling labels in multi-protocol label switched networks
FI91695B (fi) Menetelmä liikenteen priorisoimiseksi runkoverkon kautta yhteen liitettyjen lähiverkkojen välillä
US20040057453A1 (en) Method of adapting an optical network to provide lightpaths to dynamically assigned higher priority traffic
CN1316761C (zh) 在光网络内防止分组业务发生故障的方法
US6894978B1 (en) Method and system for operation of a resilient closed communication network without a dedicated protection network segment
EP1011230A2 (de) System und Verfahren zum verbesserten Leitweglenkungs- und Reservierungsprotokoll
ATE507632T1 (de) Vorrichtung und verfahren zum verteilten routen auf packetniveau in faseroptischen ringen
Lai et al. Network hierarchy and multilayer survivability
US20040233843A1 (en) Method and system for path protection in a communications network
US7680136B2 (en) Method and apparatus for allocating label to path in ring network
US7116671B2 (en) Method and apparatus for providing OC-n virtual bridge ports
EP1465376A2 (de) Verbindungsaufbauverfahren mit Pfadvermeidung oder -verbot
EP0895431B1 (de) Umweglenkung
CN112152933A (zh) 一种发送流量的方法和装置
US6928069B2 (en) Bandwidth management apparatus, address resolution assistance apparatus, method for managing bandwidth, and method for assisting address resolution
US6901053B1 (en) Connectionless network express route
US20100040071A1 (en) Communication system
US7742403B2 (en) Deadlock detection in a telecommunication network
JP2959659B2 (ja) パケット交換網における機能分散
KR970031483A (ko) 이동통신 시스템에서의 제어국과 기지국간의 다중화된 중계선 경로 구성 및 그 제어 방법(Methods for structuring and controling routing of multiple trunk between BSC and BTS in CDMA mobile system)
ATE502486T1 (de) System und verfahren zur übermittlung einer prioritätsangabe in einem verbindungssteuerungs- /trägersteuertelekommunikationssystem
US8155515B2 (en) Method and apparatus for sharing common capacity and using different schemes for restoring telecommunications networks
ATE387782T1 (de) Betriebsmittel-verwaltungssystem und verfahren zur sicherstellung von qos in netzwerken mit internet-protokoll (ip)

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties