Exhibit 4(a).5  Any text removed pursuant to the Companys
  confidentialtreatment has been separately submitted with the
  U.S. Securitiesand Exchange Commission and is marked [***]
  herein.    Amendment 162 to the Amended and Restated License
Agreement for the Use and Marketing of
Programming Materials dated May 31, 1996 (the 1996
Agreement) between International Business Machines
Corporation (IBM) and Dassault Systemes, S.A. (OWNER)   This
Amendment (Amendment) is entered into by and between International Business
Machines Corporation (IBM), incorporated under the laws of the State of New
York and Dassault Systemes, S.A. (OWNER), a French société anonyme.  Whereas,
OWNER is the owner of 3D/2D Computer Aided Design/Computer Aided Manufacturing/Computer
Aided Engineeering/Product Integrated Management software programs marketed
under various trademarks.  Whereas,
pursuant to Amendment 161, DS and IBM have agreed to changes in the business
model for the DELMIA products.  Whereas,
the parties have added Collaborative Enterprise Sourcing products to the 1996
Agreement by Amendment 161.  Whereas, the parties wish to amend the 1996 Agreement for the
purposes of making the changes associated with the foregoing.  Now
therefore, the parties agree as follows:  1.0   DELMIA
Products  a)Add the following to Section C.14 DELMIA
Products  C.14.4
DELMIA Licensed Program Products  C.14.4.1  The DELMIA products sold by IBM as licensed
program products shall be subject to the CATIA V5 terms set forth in the 1996 Agreement
as amended, and the responsibilities of the parties shall be as set forth in
Amendment 161..  C.
14.4.2  Attachment XXVIII - DELMIA
Licensed Program Products Attachment, is added with the following DELMIA
Products.  IBM
  
  
  
  PLC
  RELATED ROYALTYPROGRAM
  
  
  
  STANDARD
  
  ADD-ON
  
  SHAREABLENUMBER
  
  PRODUCT NAME
  
  CONFIGURATION
  
  PRODUCT
  
  PRODUCT5672
  
  AG2
  
  DELMIA - DPM Assembly GT 2
  
  [***]5672
  
  AP2
  
  DELMIA - DPM Assembly 2
  
  [***]5672
  
  BG2
  
  DELMIA - DPM Body In White GT 2
  
  [***]5672
  
  BP2
  
  DELMIA - DPM Body In White 2
  
  [***]5672
  
  BX2
  
  DELMIA - DPM Body In White XT 2
  
  [***]5672
  
  DS2
  
  DELMIA - DPM Structure 2
  
  [***]5672
  
  EA2
  
  DELMIA - DPM ENVISION Assembly 2
  
  [***]5672
  
  MA3
  
  DELMIA - Tolerance Analysis of Deformable Assembly 3
  
  [***]5672
  
  MB2
  
  DELMIA - NC Machine Tool Builder 2
  
  [***]5672
  
  MF2
  
  DELMIA - Manufacturing Simulation Foundation 2
  
  [***]  1


5672
  
  MP2
  
  DELMIA - Machining Foundation 2
  
  [***]5672
  
  PD2
  
  DELMIA - DPM Process Definition 2
  
  [***]5672
  
  PG2
  
  DELMIA - DPM Machining GT 2
  
  [***]5672
  
  PP2
  
  DELMIA - DPM Machining 2
  
  [***]5672
  
  PR2
  
  DELMIA - DPM Review 2
  
  [***]5672
  
  SF2
  
  DELMIA - Shop 2
  
  [***]5672
  
  SP2
  
  DELMIA - Structure Manufacturing Shop 2
  
  [***]5672
  
  SR2
  
  DELMIA - Shop Order Release 2
  
  [***]5672
  
  VT2
  
  DELMIA - NC Machine Tool Simulation 2
  
  [***]5672
  
  WG2
  
  DELMIA - Robotics Simulation GT 2
  
  [***]5672
  
  WL2
  
  DELMIA - Robotics Simulation 2
  
  [***]5672
  
  WX2
  
  DELMIA - Robotics Simulation XT 2
  
  [***]5672
  
  XG2
  
  DELMIA - DPM Process & Resource Definition
  GT 2
  
  [***]5672
  
  XP2
  
  DELMIA - DPM Process & Resource Definition
  2
  
  [***]5674
  
  APN
  
  DELMIA - DPM Assembly Process Planner 2
  
  
  
  [***]5674
  
  APS
  
  DELMIA - DPM Assembly Process Simulation 2
  
  
  
  [***]5674
  
  ARW
  
  DELMIA - Arc Welding 2
  
  
  
  [***]5674
  
  BWP
  
  DELMIA - DPM Fastening Process Planner 2
  
  
  
  [***]5674
  
  DBG
  
  DELMIA - Device Building 2
  
  
  
  [***]5674
  
  DHR
  
  DELMIA - DPM Human Review 2
  
  
  
  [***]5674
  
  EHS
  
  DELMIA - Electrical Harness Process Simulation 2
  
  
  
  [***]5674
  
  EIP
  
  DELMIA - DPM Engineering Requirements Planner 2
  
  
  
  [***]5674
  
  ELR
  
  DELMIA - Electrical Review 2
  
  
  
  [***]5674
  
  IDP
  
  DELMIA - MultiCAx - ID Plug-in
  
  
  
  [***]5674
  
  LE1
  
  DELMIA Automation - CLM SFC Editor 1
  
  
  
  [***]5674
  
  LS1
  
  DELMIA Automation - CLM Simulation Engine 1
  
  
  
  [***]5674
  
  MAP
  
  DELMIA - MultiCAx - AD Plug-in
  
  
  
  [***]5674
  
  MEP
  
  DELMIA - MultiCAx - SE Plug-in
  
  
  
  [***]5674
  
  MEQ
  
  DELMIA - Equipment Arrangement 2
  
  
  
  [***]5674
  
  MFR
  
  DELMIA - DMU Fastening Review 2
  
  
  
  [***]5674
  
  MFT
  
  DELMIA - 3D Functional Tolerancing and Annotation 2
  
  
  
  [***]5674
  
  MG1
  
  DELMIA - Generative Drafting 1
  
  
  
  [***]5674
  
  MGD
  
  DELMIA - Generative Drafting 2
  
  
  
  [***]5674
  
  MGP
  
  DELMIA - MultiCAx - IGES Plug-in
  
  
  
  [***]5674
  
  MHA
  
  DELMIA - Human Activity Analysis 2
  
  
  
  [***]5674
  
  MHB
  
  DELMIA - Human Builder 2
  
  
  
  [***]5674
  
  MHM
  
  DELMIA - Human Measurements Editor 2
  
  
  
  [***]5674
  
  MHP
  
  DELMIA - Human Posture Analysis 2
  
  
  
  [***]5674
  
  MHT
  
  DELMIA - Human Task Simulation 2
  
  
  
  [***]5674
  
  MID
  
  DELMIA - Interactive Drafting 1
  
  
  
  [***]5674
  
  MIG
  
  DELMIA - IGES Interface 1
  
  
  
  [***]5674
  
  MK1
  
  DELMIA - Product Knowledge Template 1
  
  
  
  [***]5674
  
  MKE
  
  DELMIA - Knowledge Expert 2
  
  
  
  [***]5674
  
  MMA
  
  DELMIA - Prismatic Machining Preparation Assistant 2
  
  
  
  [***]  2


5674
  
  MNV
  
  DELMIA - DMU Navigator 2
  
  
  
  [***]5674
  
  MOP
  
  DELMIA - DMU Optimizer 2
  
  
  
  [***]5674
  
  MPS
  
  DELMIA - NC Machine Tool Simulation 2
  
  
  
  [***]5674
  
  MRL
  
  DELMIA - Resource Layout 2
  
  
  
  [***]5674
  
  MRR
  
  DELMIA - Real Time Rendering 2
  
  
  
  [***]5674
  
  MSA
  
  DELMIA - DMU Space Analysis 2
  
  
  
  [***]5674
  
  MSD
  
  DELMIA - Manufacturing System Definition 2
  
  
  
  [***]5674
  
  MSP
  
  DELMIA - MultiCAx - Solidworks Plug-in
  
  
  
  [***]5674
  
  MST
  
  DELMIA - STEP Core Interface 1
  
  
  
  [***]5674
  
  MTP
  
  DELMIA - MultiCAx - STEP Plug-in
  
  
  
  [***]5674
  
  MTR
  
  DELMIA - DMU Dimensioning & Tolerancing
  Review 1
  
  
  
  [***]5674
  
  MTT
  
  DELMIA - Machining Tolerancing Assistant 2
  
  
  
  [***]5674
  
  MVG
  
  DELMIA - NC Manufacturing Verifiaction 2
  
  
  
  [***]5674
  
  OLP
  
  DELMIA - Robotics OLP 2
  
  
  
  [***]5674
  
  PCR
  
  DELMIA - Process Context Builder 2
  
  
  
  [***]5674
  
  PDP
  
  DELMIA - MultiCAx - PD Plug-in
  
  
  
  [***]5674
  
  PLT
  
  DELMIA - Plant Layout 2
  
  
  
  [***]5674
  
  PRL
  
  DELMIA - PPR Manufacturing Lifecycle Management 2
  
  
  
  [***]5674
  
  PRR
  
  DELMIA - PPR Editor 2
  
  
  
  [***]5674
  
  PSY
  
  DELMIA - Production System Analysis 2
  
  
  
  [***]5674
  
  PTP
  
  DELMIA - DPM Machinig Process Planner 2
  
  
  
  [***]5674
  
  RRS
  
  DELMIA - RRS I 2
  
  
  
  [***]5674
  
  RST
  
  DELMIA - RRS II 2
  
  
  
  [***]5674
  
  SBH
  
  DELMIA Automation - CLM System Behavior Definition 2
  
  
  
  [***]5674
  
  SOR
  
  DELMIA - Shop Order Release 2
  
  
  
  [***]5674
  
  SPR
  
  DELMIA - Surface Path Generator 2
  
  
  
  [***]5674
  
  SRL
  
  DELMIA - Standard Robot Library 2
  
  
  
  [***]5674
  
  TSA
  
  DELMIA - Tool Selection Assistant 2
  
  
  
  [***]5674
  
  UDP
  
  DELMIA - MultiCAx - UD Plug-in
  
  
  
  [***]5674
  
  WKI
  
  DELMIA - DPM Work Instructions 2
  
  
  
  [***]5674
  
  WSQ
  
  DELMIA - Workcell Sequencing 2
  
  
  
  [***]5674
  
  WSU
  
  DELMIA - Device Task Definition 2
  
  
  
  [***]5672
  
  IDP
  
  DELMIA - MultiCAx - ID
  Plug-in
  
  
  
  
  
  [***]5672
  
  MAP
  
  DELMIA - MultiCAx - AD
  Plug-in
  
  
  
  
  
  [***]5672
  
  MEP
  
  DELMIA - MultiCAx - SE
  Plug-in
  
  
  
  
  
  [***]5672
  
  MFR
  
  DELMIA - DMU Fastening
  Review 2
  
  
  
  
  
  [***]5672
  
  MGP
  
  DELMIA - MultiCAx -
  IGES Plug-in
  
  
  
  
  
  [***]5672
  
  MHA
  
  DELMIA - Human Activity
  Analysis 2
  
  
  
  
  
  [***]5672
  
  MHB
  
  DELMIA - Human Builder
  2
  
  
  
  
  
  [***]5672
  
  MHM
  
  DELMIA - Human
  Measurements Editor 2
  
  
  
  
  
  [***]5672
  
  MHP
  
  DELMIA - Human Posture
  Analysis 2
  
  
  
  
  
  [***]5672
  
  MHT
  
  DELMIA - Human Task
  Simulation 2
  
  
  
  
  
  [***]5672
  
  MK1
  
  DELMIA - Product
  Knowledge Template 1
  
  
  
  
  
  [***]  3


5672
  
  MRR
  
  DELMIA - Real Time
  Rendering 2
  
  
  
  
  
  [***]5672
  
  MSP
  
  DELMIA - MultiCAx -
  Solidworks Plug-in
  
  
  
  
  
  [***]5672
  
  MTP
  
  DELMIA - MultiCAx -
  STEP Plug-in
  
  
  
  
  
  [***]5672
  
  PDP
  
  DELMIA - MultiCAx - PD
  Plug-in
  
  
  
  
  
  [***]5672
  
  UDP
  
  DELMIA - MultiCAx - UD
  Plug-in
  
  
  
  
  
  [***]  b)The terms applicable to the DELMIA Products
sold in the PRPQ model remain unchanged.  2.0  Add a new Section C.19 Collaborative
Enterprise Sourcing Products  C.19.1
The Collaborative Enterprise Sourcing  (CES)
Products shall be subject to the CATIA V5 terms set forth in the 1996 Agreement
as amended, and the responsibilities of the parties shall be as set forth in
Amendment 161.  C.19.2  Attachment XXIX  Collaborative Enterprise
Sourcing  Products Attachment, is added
with the following CES Products.   IBM
  
  
  
  PLC
  RELATED ROYALTYPROGRAM
  
  
  
  STANDARD
  
  ADD-ON
  
  SHAREABLENUMBER
  
  PRODUCT NAME
  
  CONFIGURATION
  
  PRODUCT
  
  PRODUCT5691-SEC
  
  Engineering Catalog Navigator
  
  
  
  
  
  [***]5691-SRU
  
  Engineering Component Reuse
  
  
  
  
  
  [***]5691-SCA
  
  Enterprise Catalog Administration
  
  
  
  
  
  [***]5691-SCG
  
  Enterprise Catalog management
  
  
  
  
  
  [***]5691-SCI
  
  Component Introduction Management
  
  
  
  
  
  [***]5691-SSG
  
  Component Sourcing
  
  
  
  
  
  [***]5691-SLR
  
  Component Reuse
  
  
  
  
  
  [***]5691-SLC
  
  Enterprise Catalog Navigator
  
  
  
  
  
  [***]5691-SSH
  
  Server Configuration
  
  [***]  Other
than the changes indicated above, it is understood that all other terms of the
1996 Agreement including all Attachments and Exhibits thereto remain in full
force and effect.  If any
provision of this Amendment or the 1996 Agreement (as amended) shall be held to
be invalid, illegal or unenforceable, the validity, legality and enforceability
of the remaining provisions shall not in any way be affected or impaired
thereby, and such provision shall be deemed to be restated to reflect the
original intentions of IBM and OWNER as nearly as possible in accordance with
applicable law(s).  The
parties agree that any reproduction of this Amendment by reliable means (such
as facsimile or photocopy) will be considered an original of this Amendment.  Agreed
  to:
  
  Agreed
  to:Dassault
  Systemes, S.A.
  
  International
  Business Machines CorporationBy:
  
  
  By:Name:
  
  
  Name:
  R. A.
  ArcoTitle:
  
  
  Title:
  Director,
  PLM Product Mgmt. & WorldwideTechnical SupportDate:
  
  
  Date:  4