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Intellectual Property

Intellectual Property. Boston College Law School February 23, 2009 Patent – Infringement. Infringement. 35 U.S.C. § 271

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Intellectual Property

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  1. Intellectual Property Boston College Law School February 23, 2009 Patent – Infringement

  2. Infringement • 35 U.S.C. § 271 • “(a) Except as otherwise provided in this title, whoever without authority makes, uses, offersto sell, or sells any patented invention, within the United States or imports into the United States any patented invention during the term of the patent therefor, infringes the patent.”

  3. Patent No. 5,205,473

  4. Patent No. 5,205,473 • “What is claimed is: • 1. A recyclable, insulating beverage container holder, comprising: • a corrugated tubular member comprising • cellulosic material and at least a first opening therein for receiving and retaining a beverage container, said corrugated tubular member comprising • fluting means for containing insulating air; said fluting means comprising fluting adhesively attached to a liner with a recylable adhesive

  5. Phillips v. AWH • We claim: • 1. Building modules … comprising in combination, • an outer shell …, • sealant means … and • further means disposed inside the shell for increasing its load bearing capacity comprising internal steel baffles extending inwardly from the steel wall shells

  6. Sources of Interpretation • Claim language • Patent specification • Prosecution history • Extrinsic evidence • Expert testimony • Dictionaries • Treatises

  7. Canons of Construction • Relationship of claims to specification • Can refer to specification for express definition • Can refer to specification where ambiguity • Claim differentiation • Interpret so as to avoid redundant claims • Presumptions about breadth • Interpret to preserve validity • Where two equally valid, adopt narrower one

  8. Larami v. Amron SuperSoaker 200 ‘129 Patent Claim 1: “[a] toy comprising an elongated housing [case] having a chamber therein for a liquid [tank], a pump including a piston having an exposed rod [piston rod] … facilitating manual operation for building up an appreciable amount of pressure in said chamber for ejecting a stream of liquid therefrom …”

  9. Doctrine of Equivalents • Tests • Substantially same function, way, result • Insubstantial differences • Evidence • Circumstances, purpose, prior art • Would PHOSITA have viewed interchangeable? • Details • All-elements rule • Measured at time of infringement

  10. Patent No. 5,205,473

  11. Patent No. 5,205,473 • “What is claimed is: • 1. A recyclable, insulating beverage container holder, comprising: • a corrugated tubular member comprising • cellulosic material and at least a first opening therein for receiving and retaining a beverage container, said corrugated tubular member comprising • fluting means for containing insulating air; said fluting means comprising fluting adhesively attached to a liner with a recylable adhesive

  12. Patent No. 5,425,497

  13. Doctrine of Equivalents • Limitations • Claim on prior art • Prosecution history estoppel • Disclosed but not claimed

  14. ? Warner Jenkinson Hilton Original Hilton Amended Booth Warner pH 9.0 8.0 7.0 6.0 5.0

  15. Festo • Two issues • What kinds of amendments trigger estoppel? • Does estoppel apply to all equivalents based on the amendment?

  16. Equivalents for Minor Invention Prosecution History Estoppel Equivalents for Pioneer Invention Prior Art Doctrine of Equivalents Claims

  17. Patent No. 5,205,473

  18. Patent No. 5,205,473 • “What is claimed is: • 1. A recyclable, insulating beverage container holder, comprising: • a corrugated tubular member comprising • cellulosic material and at least a first opening therein for receiving and retaining a beverage container, said corrugated tubular member comprising • fluting means for containing insulating air; said fluting means comprising fluting adhesively attached to a liner with a recylable adhesive

  19. Patent No. 5,425,497

  20. Administrative • Assignment for next class • Finish IV • In IV.C.3, skip: • Subject Matter Disclosed But Not Claimed • Johnson & Johnson

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