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Improved Aluminum-Copper-Lithium Alloys - EP2829623

The patent EP2829623 was granted to Alcoa on Feb 7, 2018. The application was originally filed on Dec 4, 2008 under application number EP14166345A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP2829623

ALCOA
Application Number
EP14166345A
Filing Date
Dec 4, 2008
Status
Opposition Rejected
Feb 24, 2023
Grant Date
Feb 7, 2018
External Links
Slate, Register, Google Patents

Patent Summary

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CONSTELLIUM ISSOIREC TEC CONSTELLIUM TECHNOLOGY CENTEROct 26, 2018CONSTELLIUM PROPRIETE INDUSTRIELLEADMISSIBLE

Patent Citations (7) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication NumberPublication Link
OPPOSITIONUS2005006008
OPPOSITIONUS5211910
OPPOSITIONUS5462712
OPPOSITIONWO9504837
SEARCHJPH03107440
SEARCHUS5076859
SEARCHWO9504837

Non-Patent Literature (NPL) Citations (7) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- Anonymous, "International Alloy Designations and Chemical Composition Limits for Wrought Aluminum and Wrought Aluminum Alloys", The Aluminum Association, Inc, (20021000), page 1pp, 3, 10, XP055528629-
OPPOSITION- CHUNG D.S. et al., "Effect of Mn Addition on the Mechanical Properties in Al-Cu-Li-Mg-Ag-Zr Alloys", Materials Science Forum, (20070315), vol. 539-543, pages 481 - 486, XP055528617-
OPPOSITION- James C. Williams, Edgar A. Starke, "Progress in structural materials for aerospace systems", Acta Materialia, (20030000), vol. 51, pages 5775 - 5799, XP055528624-
OPPOSITION- JOHN E. HATCH, "Effects of alloying elements and impurities on properties", JOHN E. HATCH, JOHN E. HATCH, Aluminum Properties and Physical Metallurgy, American Society for Metals, (19840000), pages 238 - 239, ISBN 0-87170-176-6, XP055528658-
OPPOSITION- MATTHEW J. CRILL et al., "Evaluation of AA 2050-T87 Al-Li Alloy Crack Turning Behavior", Materials Science Forum, (20060000), vol. 519-521, pages 1323 - 1328, XP055528620-
OPPOSITION- PICKENS, J. R. et al., "The Effect of Zn on Nucleation in Al- Cu-Li-Ag-Mg Alloy, WeldaliteTM 049 (X2094)", PICKENS, J. R. et al., M. Peters and P.-J. Winkler, Aluminum Lithium, DGM Informationsfesellschaft mbH, (19920000), vol. 1, pages 3pp, 357 - 362, ISBN 3-88355-180-5, XP055528640-
OPPOSITION- Starke E A; Staley J T, "Application of Modern Aluminum Alloys to Aircraft", PROGRESS IN AEROSPACE SCIENCES, (19950000), vol. 32, no. 2, pages 131 - 172, XP029212053

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Dossier Documents

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