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Nikander, FI

Hannu Nikander, Paattinen FI

Patent application numberDescriptionPublished
20090142313VAGINAL DELIVERY SYSTEM - The present invention is related to an intravaginal delivery system for the controlled release of drospirenone and an estrogen, optionally also comprising one or more therapeutically active or a health-promoting substance capable of giving and/or enhancing protection against bacterial and fungal infections, and/or enhancing protection against sexually transmitted diseases. The delivery system consists of one or more compartments, one of each comprising a core and a membrane encasing the core, said core and membrane essentially consisting of a same or different polymer composition, wherein at least one compartment comprises drospirenone ant at least one compartment which may be the same or different from the one comprising drospirenone, comprises an estrogen or a mixture of drospirenone and an estrogen, and wherein the membrane or the surface of the membrane or at least one of the cores comprises said therapeutically active or a health-promoting substance.06-04-2009
20100285097VAGINAL DELIVERY SYSTEM - The present invention is related to an intravaginal delivery system for the controlled release of drospirenone and an estrogen, optionally also comprising one or more therapeutically active or a health-promoting substance capable of giving and/or enhancing protection against bacterial and fungal infections, and/or enhancing protection against sexually transmitted diseases. The delivery system consists of one or more compartments, one of each comprising a core and a membrane encasing the core, said core and membrane essentially consisting of a same or different polymer composition, wherein at least one compartment comprises drospirenone ant at least one compartment which may be the same or different from the one comprising drospirenone, comprises an estrogen or a mixture of drospirenone and an estrogen, and wherein the membrane or the surface of the membrane or at least one of the cores comprises said therapeutically active or a health-promoting substance.11-11-2010
20110056501INTRAUTERINE SYSTEM - The present invention relates to novel intrauterine systems and to methods for manufacturing these systems. An intrauterine system according to the invention comprises a reservoir and a continuous, closed and flexible frame.03-10-2011

Patent applications by Hannu Nikander, Paattinen FI

Pekka Nikander, Jorvas FI

Patent application numberDescriptionPublished
20090253411Authentication In A Communication Network - A mobile wireless terminal, the terminal comprising a generator configured to generate and store a first numerical chain comprising a series of n values using a one-way coding function such that a given value within the chain is easily obtainable from a subsequent value, but the subsequent value is not easily obtainable from that given value, and an authentication requester configured to disclose a value from the numerical chain to an access node, in order to allow the access node to authenticate the mobile wireless terminal, wherein the disclosed value succeeds any values in the chain already disclosed by the mobile wireless terminal.10-08-2009
20090285181IP Mobility - A method of forwarding IP packets, sent to an old care-of-address of a mobile node, to the mobile node following a handover of the mobile node from a first old access router to a second new access router. The method comprises, prior to completion of said handover, providing said first router or another proxy node with information necessary to determine the new IP care-of address to be used by the mobile node when the mobile node is transferred to the second access router. At said first router or said proxy node, the new care-of-address for the mobile node is determined using said information and ownership of the new care-of-address by the mobile node confirmed, and subsequently packets received at said first access network and destined for said old care-of-address are forwarded to the predicted care-of-address address.11-19-2009
20100106972SIGNALLING DELEGATION IN A MOVING NETWORK - In order to delegate location update signaling responsibility from a Mobile Node to a Mobile Router, the Mobile Router is provided with a second symmetric key generated by a Mobile Node using a first symmetric key shared between the Mobile Node and a Peer Node. The Mobile Router is additionally provided with a “certificate” authenticating the second symmetric key using the first symmetric key. In this way, the mobile router can sign location update related messages sent to the Peer Node with the second symmetric key, and can provide the Peer Node with the certificate in order to allow the Peer Node to authenticate the right of the Mobile Router to act on behalf of the Mobile Node.04-29-2010
20100177698Network Based Local Mobility Management - A network comprises a NetLMM domain having at least one Host Identity Protocol proxy coupled to one or more Access Points for communicating with a Mobile Node and acting, in use, as an Access Router for the NetLMM domain. Use of an HIP proxy as an Access Router allows the Access Router itself to be mobile. Furthermore, the Access Router can reside in IPv4 networks, and can even be behind NAT boxes located between the Access Router and a Local Mobility Anchor to which the Access Router is registered. The invention may be applied using a hierarchical architecture in which each domain comprises a respective Local Mobility Anchor coupled to each HIP proxy acting as an Access Router in the domain. The Local Mobility Anchor of a domain may itself be an HIP Local Mobility Anchor. Alternatively, the HIP proxies in a domain may be arranged in a distributed manner.07-15-2010
20100183018Routing In A Network - A network comprises a plurality of Access Routers arranged in one or more NetLMM domains. A domain comprises distributed routing information in the form of one or more Bloom filters or Bloom filter equivalents. In one embodiment, each Access Router may have an associated Local Bloom filter or Bloom filter equivalent that provides information as to which mobile nodes are currently behind the respective Access Router. Each Access Router sends its associated Local Bloom filter or Bloom filter equivalent to every other Access Router of the domain. An Access Router uses the Bloom filters or Bloom filter equivalents received from every other Access Router of the domain to determine to which Access Router to send a packet destined to a specified Mobile Node. Another embodiment uses partly-distributed routing information.07-22-2010
20100312898PUBLISH/SUBSCRIBE NETWORKS - A method of making data, published on a first publication/subscribe (pubsub) network, available to hosts within a second publication/subscribe network where the networks are interconnected via the Internet. The method comprises registering a publication identity of said data within a rendezvous system located within the Internet, forwarding Subscribe requests associated with said publication identity from said second network to said rendezvous system and, at the rendezvous system, identifying a location of said data within said first network. The Subscribe request can then be forwarded to said first network, and said data delivered from said first network to said second network via the Internet.12-09-2010
20110004766IP ADDRESS DELEGATION - A method of verifying a request made in respect of an IPv6 address comprising a network routing prefix and a cryptographically generated Interface Identifier. The request includes a delegation certificate containing a public key of the host, one or more further parameters or a formula or formulae for generating one or more further parameters, a specification of a range or set of IPv6 network routing prefixes, an identity of a delegated host, and a digital signature taken over at least the identity and the specification of a range or set of IPv6 network routing prefixes using a private key associated with the public key. The method verifies that the network routing prefix of said IPv6 address is contained within the specification, verifying that the public key and the further parameter(s) can be used to generate the cryptographically generated Interface Identifier, and verifying said signature using the public key.01-06-2011
20110149973Packet Forwarding In A Network - A method of providing packet routing information comprises: encoding routing information from a source node to one or more destination nodes into a compact representation of set membership; and putting the compact representation of sets into a header of a packet that is to be sent from the source node to the destination node(s). The compact representation may be obtained by: generating d representations of a set of identifiers; generating d candidate compact representations of set membership from the d representations of the identifiers; and selecting one of the candidate compact representation of set membership. The selection may be made on the basis of which of the candidate compact representations has the lowest rate of returning false positives.06-23-2011

Patent applications by Pekka Nikander, Jorvas FI

Pekka Nikander, Jarvas FI

Patent application numberDescriptionPublished
20110116381Traffic Control within a Network Architecture Providing Many-to-One Transmission with Denial-of-Service Protection - A method of controlling traffic flow through a service node located within a packet network, which traffic flow originates at a plurality of sending nodes and is destined for a receiving node. The service node is one of a multiplicity of service nodes configured in a tree or other acyclic structure, e.g. of an overlay network. The method comprises receiving a challenge from said receiving node or a downstream service node, generating and caching a further challenge, and combining that further challenge with the received challenges to generate a modified challenge. The modified challenge is then sent to a sending node or to an upstream service node. Subsequently, a request is received, destined for said receiving node and originating at a sending node. A solution accompanying said request is validated using the cached further challenge, and the request forwarded towards said receiving node only if the solution is valid. Otherwise, the request is dropped.05-19-2011