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Rembrandt Data Technologies, LP v. AOL, LLC. et al DC
- 1:08-cv-01009
- E.D. Va.
- Judge: Gerald Bruce Lee +1
- Filed: 09/26/2008
- Closed: 09/29/2011
- Latest Docket Entry: 02/07/2012
- PACER
- Docket updated daily
1
Plaintiff
10
Defendants
63
Accused
Products
4
Patents-in-Suit
1,099
Days in
Litigation
-
Rembrandt Data Technologies, LP v. AOL, LLC. et al DC
- 1:08-cv-01009
- E.D. Va.
- Judge: Gerald Bruce Lee +1
- Filed: 09/26/2008
- Closed: 09/29/2011
- Latest Docket Entry: 02/07/2012
- PACER
- Docket updated daily
Cause of Action
Willful Patent Infringement
Market Sector
Consumer Electronics and PCs
Referred Judge
Assigned Judge
Outcome Summary
- Patent Information
-
Validity & Enforceability
Claim # | Claim Text | Outcome |
---|---|---|
1 |
A modem for data transmission at fractional data rates comprising: transmitter means including: buffer meas for receiving a stream of binary data, said buffer means being provided for partitioning said stream into frames of unequal number of bits
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Invalid (112)
Entry 608 |
2 |
The mode of claim 1 wherein said trellis encoding means encodes the bits from said group of fractionally encoded bits.
|
Invalid (112)
Entry 608 |
3 |
A data transmitting device for transmitting signals corresponding to an incoming steam of bits, comprising: first buffer means for partitioning said stream into frames of unequal number of bits and for separating the bits of each frame into a
view more
|
Invalid (112) and Unenforceable
Entry 477 Entry 543 Entry 608 Entry 544 Entry 548 |
4 |
The transmitter of claim 3, wherein said fractional rate encoding means includes: first fractional rate buffer means for separating the bits from said first group into unconverted bits and other bits; base conversion means for performing a base
view more
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Invalid (112)
Entry 477 Entry 543 Entry 608 Entry 544 |
5 |
The transmitter of claim 4 wherein said base conversion means includes a look-up table.
|
Invalid (112)
Entry 477 Entry 543 Entry 608 Entry 544 |
6 |
The transmitter of claim 3 further including format selector means for selecting the number of bits in said first and second group.
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Invalid (112)
Entry 477 Entry 543 Entry 608 Entry 544 |
7 |
The transmitter of claim 3 wherein said transmitter section includes quadrature amplitude modulation encoding means.
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Invalid (112)
Entry 477 Entry 543 Entry 608 Entry 544 |
8 |
The transmitter of claim 6 wherein said transmitter section includes quadrature amplitude modulation encoding means.
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Invalid (112)
Entry 477 Entry 543 Entry 608 Entry 544 |
9 |
The transmitter of claim 8 wherein format selector means is further provided to select an ideal number of points defining the quadrature amplitude modulation constellation for said quadrature amplitude modulation encoder.
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Invalid (112)
Entry 477 Entry 543 Entry 608 Entry 544 |
10 |
The transmitter of claim 9 wherein said format selector means is further adapted to increase said ideal number to an integer having a preselected factor.
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Invalid (112)
Entry 477 Entry 543 Entry 608 Entry 544 |
11 |
The transmitter of claim 10 wherein said preselected factor is a power of 2.
|
Invalid (112)
Entry 477 Entry 543 Entry 608 Entry 544 |
Claim | Outcome |
---|---|
All challenged claims |
Invalid (112)
Entry 543 |
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Infringement
ADT Security Services Incorporated
- 2 Details
Accused Product | Patent # | Claim # | Outcome |
---|---|---|---|
Modems | US 5,251,236 A | All Asserted Claims |
No infringement
Entry 544
|
Modems | US 5,311,578 A | All Asserted Claims |
No infringement
Entry 544
|
AOL LLC
- 2 Details
Accused Product | Patent # | Claim # | Outcome |
---|---|---|---|
Modems | US 5,251,236 A | All Asserted Claims |
No infringement
Entry 544
|
Modems | US 5,311,578 A | All Asserted Claims |
No infringement
Entry 544
|
Brink's Home Security Incorporated
- 2 Details
Accused Product | Patent # | Claim # | Outcome |
---|---|---|---|
Modems | US 5,251,236 A | All Asserted Claims |
No infringement
Entry 544
|
Modems | US 5,311,578 A | All Asserted Claims |
No infringement
Entry 544
|
Canon Business Solutions Incorporated
- 2 Details
Accused Product | Patent # | Claim # | Outcome |
---|---|---|---|
710730i810830iimageCLASS D880LASER CLASS 510MF3240MF4150MF5750MF5770MF6550MF6580MF6590MF6595MF6595cxMF7280MF7460MF7470MF7480MF8450cMF9150cMF9170cModemsMultiPASS MP390PIXMA MP530PIXMA MP780PIXMA MP830PIXMA MX300PIXMA MX310PIXMA MX700PIXMA MX7600PIXMA MX850 | US 5,251,236 A | All Asserted Claims |
No infringement
Entry 543Entry 608 Entry 544 |
710730i810830iimageCLASS D880LASER CLASS 510MF3240MF4150MF5750MF5770MF6550MF6580MF6590MF6595MF6595cxMF7280MF7460MF7470MF7480MF8450cMF9150cMF9170cModemsMultiPASS MP390PIXMA MP530PIXMA MP780PIXMA MP830PIXMA MX300PIXMA MX310PIXMA MX700PIXMA MX7600PIXMA MX850 | US 5,311,578 A | All Asserted Claims |
No infringement
Entry 543Entry 544 |
Accused Product | Patent # | Claim # | Outcome |
---|---|---|---|
710730i810830iimageCLASS D880LASER CLASS 510MF3240MF4150MF5750MF5770MF6550MF6580MF6590MF6595MF6595cxMF7280MF7460MF7470MF7480MF8450cMF9150cMF9170cModemsMultiPASS MP390PIXMA MP530PIXMA MP780PIXMA MP830PIXMA MX300PIXMA MX310PIXMA MX700PIXMA MX7600PIXMA MX850 | US 5,251,236 A | All Asserted Claims |
No infringement
Entry 543Entry 608 Entry 544 |
710730i810830iimageCLASS D880LASER CLASS 510MF3240MF4150MF5750MF5770MF6550MF6580MF6590MF6595MF6595cxMF7280MF7460MF7470MF7480MF8450cMF9150cMF9170cModemsMultiPASS MP390PIXMA MP530PIXMA MP780PIXMA MP830PIXMA MX300PIXMA MX310PIXMA MX700PIXMA MX7600PIXMA MX850 | US 5,311,578 A | All Asserted Claims |
No infringement
Entry 543Entry 544 |
Canon USA, Inc.
- 2 Details
Accused Product | Patent # | Claim # | Outcome |
---|---|---|---|
710730i810830iimageCLASS D880LASER CLASS 510MF3240MF4150MF5750MF5770MF6550MF6580MF6590MF6595MF6595cxMF7280MF7460MF7470MF7480MF8450cMF9150cMF9170cModemsMultiPASS MP390PIXMA MP530PIXMA MP780PIXMA MP830PIXMA MX300PIXMA MX310PIXMA MX700PIXMA MX7600PIXMA MX850 | US 5,251,236 A | All Asserted Claims |
No infringement
Entry 543Entry 608 Entry 544 |
710730i810830iimageCLASS D880LASER CLASS 510MF3240MF4150MF5750MF5770MF6550MF6580MF6590MF6595MF6595cxMF7280MF7460MF7470MF7480MF8450cMF9150cMF9170cModemsMultiPASS MP390PIXMA MP530PIXMA MP780PIXMA MP830PIXMA MX300PIXMA MX310PIXMA MX700PIXMA MX7600PIXMA MX850 | US 5,311,578 A | All Asserted Claims |
No infringement
Entry 543Entry 544 |
Cavalier Telephone LLC
- 2 Details
Accused Product | Patent # | Claim # | Outcome |
---|---|---|---|
Modems | US 5,251,236 A | All Asserted Claims |
No infringement
Entry 544
|
Modems | US 5,311,578 A | All Asserted Claims |
No infringement
Entry 544
|
DIRECTV, LLC
- 4 Details
Accused Product | Patent # | Claim # | Outcome |
---|---|---|---|
Dial modems with V.8Fractional rate modem with trellisModemsSet-top boxesV.34V.90 | US 5,251,236 A | All Asserted Claims |
No infringement
Entry 548Entry 475 Entry 543 Entry 544 |
Dial modems with V.8ModemsSet-top boxesTechnique for automatic identification of a remote modemV.34V.90 | US 5,311,578 A | All Asserted Claims |
No infringement
Entry 548Entry 475 Entry 543 Entry 544 |
Adaptive transmit levels for modems operating over cellular | US 5,602,869 A | All Asserted Claims |
No infringement
Entry 475
|
Simultaneous analog and digital communication using partitioning of bits into words | US 5,844,944 A | All Asserted Claims |
No infringement
Entry 475
|
Hewlett-Packard Company
- 2 Details
Accused Product | Patent # | Claim # | Outcome |
---|---|---|---|
Modems | US 5,251,236 A | All Asserted Claims |
No infringement
Entry 544
|
Modems | US 5,311,578 A | All Asserted Claims |
No infringement
Entry 544
|
The Brink's Company
- 2 Details
Accused Product | Patent # | Claim # | Outcome |
---|---|---|---|
Modems | US 5,251,236 A | All Asserted Claims |
No infringement
Entry 544
|
Modems | US 5,311,578 A | All Asserted Claims |
No infringement
Entry 544
|