379 F. Supp. 3d 974
N.D. Cal.2019Background
- Uniloc sued LG alleging infringement of U.S. Patent No. 6,993,049, which claims adding an extra data field to Bluetooth "inquiry" messages to poll Human Interface Devices (HIDs).
- Key asserted representative claim (claim 2) recites: a primary station that broadcasts inquiry messages (plurality of predetermined data fields) and adds an additional data field for polling secondary stations.
- The patent admits compatibility with conventional Bluetooth and describes the invention as "piggy‑backing" a polling field onto standard inquiry packets to improve HID wake/response without keeping them fully active.
- Defendants moved to dismiss under Fed. R. Civ. P. 12(b)(6) arguing the claims are directed to patent‑ineligible subject matter under 35 U.S.C. § 101 (Alice framework).
- The court found claim 2 representative of the patent and, applying Alice step one and two, concluded the claim is directed to an abstract idea and lacks an inventive concept; it granted the motion and dismissed the complaint.
Issues
| Issue | Plaintiff's Argument | Defendant's Argument | Held |
|---|---|---|---|
| Whether the '049 patent claims patent‑eligible subject matter under 35 U.S.C. § 101 | The claimed addition of a polling field to inquiry packets is a novel, technical improvement that conserves HID power and speeds connectivity; specification describes technical details and improvement | The claims merely append an extra data field to conventional Bluetooth inquiry messages using generic hardware and routine techniques; thus they claim an abstract idea implemented with conventional components | Claim 2 (representative) is directed to an abstract idea (additional polling via broadcast) and lacks an inventive concept; patent invalid under § 101 |
| Whether claim 2 is sufficiently specific (not purely functional/generic) | The specification and claims describe technical benefits and operation that show improvement over prior art | Claim language and specification use broad, functional terms and admit compatibility with conventional Bluetooth; no technical improvement to hardware or novel ordered arrangement shown | Claim language is generic and result‑focused; lacks specific rules/parameters and thus is abstract |
| Whether the ordered combination of claim elements supplies an inventive concept | The combination is alleged novel and not conventional for performing polling in wireless networks | The combination is routine: broadcasting inquiry packets and appending a data field is conventional and well‑understood; no nonconventional arrangement shown | The ordered combination is conventional; no inventive concept under Alice step two |
| Whether § 101 can be resolved on a Rule 12 motion here | Plaintiff claims factual disputes about novelty and specification support that should preclude dismissal | Defendants argue the pleadings and patent itself show the elements are conventional so no material factual dispute prevents dismissal | Court finds no substantive factual allegations in complaint to create a genuine dispute; resolution on Rule 12(b)(6) proper |
Key Cases Cited
- Alice Corp. Pty. Ltd. v. CLS Bank Int'l, 573 U.S. 208 (establishes two‑step patent‑eligibility framework for abstract ideas)
- Mayo Collaborative Servs. v. Prometheus Labs., 566 U.S. 66 (laws of nature/abstract ideas exceptions and limits on patenting basic tools)
- Bilski v. Kappos, 561 U.S. 593 (abstract idea doctrine; preemption concern)
- Diamond v. Diehr, 450 U.S. 175 (computer‑implemented improvement to a process can be patent‑eligible)
- Enfish, LLC v. Microsoft Corp., 822 F.3d 1327 (claims directed to specific improvement in computer functionality are not abstract)
- Elec. Power Grp., LLC v. Alstom S.A., 830 F.3d 1350 (claims that gather/analyze/display information are abstract)
- Content Extraction & Transmission LLC v. Wells Fargo Bank, N.A., 776 F.3d 1343 (applying Alice on pleading; searching for inventive concept)
- Berkheimer v. HP Inc., 881 F.3d 1360 (factual inquiries can exist for whether elements are well‑understood/routine)
- Two‑Way Media Ltd. v. Comcast Cable Commc'ns, 874 F.3d 1329 (claims using conventional network protocols for data processing/routing are abstract)
- BASCOM Glob. Internet Servs., Inc. v. AT&T Mobility LLC, 827 F.3d 1341 (non‑conventional arrangement of known elements can supply inventive concept)
- buySAFE, Inc. v. Google, Inc., 765 F.3d 1350 (network transmission and verification claims can be abstract when conventional)
- RecogniCorp, LLC v. Nintendo Co., 855 F.3d 1322 (generalized computer steps using conventional activity are abstract)
- McRO, Inc. v. Bandai Namco Games Am. Inc., 837 F.3d 1299 (claims automating a specialized technical process can be non‑abstract)