The patent EP1613796 was granted to Tufts University on Mar 22, 2017. The application was originally filed on Apr 12, 2004 under application number EP04785887A. The patent is currently recorded with a legal status of "Revoked".

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US4233212 |
| INTERNATIONAL-SEARCH-REPORT | US5047507 |
| OPPOSITION | CN1483866 |
| OPPOSITION | US1989005 |
| OPPOSITION | US4233212 |
| OPPOSITION | WO0156626 |
| OPPOSITION | WO03022909 |
| OPPOSITION | WO03060207 |
| OTHER | CN1483866 |
| OTHER | EP1472394 |
| OTHER | WO03022909 |
| OTHER | WO03060207 |
| OTHER | WO2005012606 |
| SEARCH | JPH01118544 |
| SEARCH | JPH08295697 |
| SEARCH | JPS56166235 |
| SEARCH | US1989005 |
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text |
|---|---|
| DESCRIPTION | - ALTMAN, G. H. ET AL., BIOMATERIALS, (2002), vol. 23, pages 4131 - 4141 |
| DESCRIPTION | - ALTMAN, G. H. ET AL., BIOMATERIALS, (2003), vol. 24, pages 401 - 416 |
| DESCRIPTION | - CAPPELLO, J. ET AL., J. CONTROL. RELEASE, (1998), vol. 53, pages 105 - 117 |
| DESCRIPTION | - DINERMAN, A. A. ET AL., J. CONTROL. RELEASE, (2002), vol. 82, pages 277 - 287 |
| DESCRIPTION | - DINERMAN ET AL., J CONTROL RELEASE, (20020821), vol. 82, no. 2-3, pages 277 - 87 |
| DESCRIPTION | - FOO, C. W. P. ET AL., ADV. DRUG DELIVER. REV., (2002), vol. 54, pages 1131 - 1143 |
| DESCRIPTION | - LEE, K. Y. ET AL., CHEM. REV., (2001), vol. 101, pages 1869 - 1879 |
| DESCRIPTION | - LI, M. ET AL., J. APPL. POLY. SCI., (2001), vol. 79, pages 2192 - 2199 |
| DESCRIPTION | - MEGEED ET AL., PHARM RES., (200207), vol. 19, no. 7, pages 954 - 9 |
| DESCRIPTION | - MEGEED, Z. ET AL., ADV. DRUG DELIVER. REV., (2002), vol. 54, pages 1075 - 1091 |
| DESCRIPTION | - MEINEL ET AL., ANN BIOMED ENG., (200401), vol. 32, no. 1, pages 112 - 22 |
| DESCRIPTION | - MINOURA, N. ET AL., POLYMER, (1990), vol. 31, pages 265 - 269 |
| DESCRIPTION | - MIN, S. ET AL., SEN'I GAKKAISHI, (1997), vol. 54, pages 85 - 92 |
| DESCRIPTION | - NAZAROV, R. ET AL., BIOMACROMOLECULES |
| DESCRIPTION | - PANILAITIS, B. ET AL., BIOMATERIALS, (2003), vol. 24, pages 3079 - 3085 |
| DESCRIPTION | - PETRINI, P. ET AL., J MATER. SCI-MATER. M., (2001), vol. 12, pages 849 - 853 |
| DESCRIPTION | - PETRINI, P. ET AL., J. MATER. SCI-MATER. M, (2001), vol. 12, pages 849 - 853 |
| DESCRIPTION | - TSUKADA, M. ET AL., POLYM. SCI. PART B POLYM. PHYSICS, (1994), vol. 32, pages 961 - 968 |
| OPPOSITION | - AGARWAL N. et al., "Effect of moisture absorption on the thermal properties of Bombyx mori silk fibroin films", JOURNAL OF APPLIED POLYMER SCIENCE, (19970118), vol. 63, no. 3, pages 401 - 410, XP055449900 |
| OPPOSITION | - HIJIRIDA, D. H. et al., "13C NMR of nephila clavipes major ampullate silk gland", BIOPHYSICAL JOURNAL, (19961200), vol. 71, pages 3442 - 3447, XP055051205 |
| OPPOSITION | - SHI-JUANG HE et al., "Silk I structure in Bombyx mori silk foams", INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES, (19990300), vol. 24, pages 187 - 195, XP055449892 |
| OPPOSITION | - ALTMAN, G. H. et al., "Silk-based biomaterials", BIOMATERIALS, (20020925), vol. 24, no. 3, pages 401 - 416, XP002339684 |
| OPPOSITION | - HINMAN, M. B. et al., "Synthetic spider silk: a modular fiber", TRENDS IN BIOTECHNOL, (20000900), vol. 18, no. 9, pages 374 - 379, XP004214264 |
| OPPOSITION | - LAZARIS, A. et al., "Spider silk fibers spun from soluble recombinant silk produced in mammalian cells", SCIENCE, (20020118), vol. 295, pages 472 - 476, XP002243786 |
| OPPOSITION | - LAZARIS; ET AL, "SPIDER SILK FIBERS SPUN FROM SOLUBLE RECOMBINANT SILK PRODUCED IN MAMMALIAN CELLS (SUPPLEMENTAL DATA)", Science,, vol. 295, no. 5554, (20020118), pages 1 - 3, XP003032048 |
| OPPOSITION | - Scheibel Thomas, "Spider silks: recombinant synthesis, assembly, spinning, and engineering of synthetic proteins", MICROBIAL CELL FACTORIES,, vol. 3, no. 14, (20041116), pages 1 - 10, XP021007187 |
| OTHER | - LAZARIS A. ET AL, "Spider silk fibers spun from soluble recombinant silk produced in mammalian cells", SCIENCE, (20020118), vol. 295, pages 472 - 476, XP002243786 |
| SEARCH | - DATABASE WPI, 0, Derwent World Patents Index, vol. 1982, no. 05, Database accession no. 1982-09092E, XP002441404 & JPS56166235 A 19811221 (KANEBO LTD) [X] 42-48 * abstract * [Y] 15-23 |
| SEARCH | - JIN H-J ET AL, "Electrospinning bombyx mori silk with poly(ethylene oxide)", BIOMACROMOLECULES, ACS, WASHINGTON, DC, US, (2002), vol. 3, no. 6, ISSN 1525-7797, pages 1233 - 1239, XP002970825 [Y] 11-13 * the whole document * |
Get a free citation report including examiner, opposition, and international search citations.
Get Citation ReportThe dossier documents provide a comprehensive record of the patent’s prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination.
Date
Description
Get instant alerts for new documents
May 31, 2019
May 31, 2019
May 27, 2019
Feb 21, 2019
Feb 20, 2019
Feb 20, 2019
Feb 18, 2019
Feb 18, 2019
Feb 15, 2019
Feb 15, 2019
Feb 14, 2019
Feb 14, 2019
Feb 8, 2019
Feb 6, 2019
Feb 1, 2019
Jan 30, 2019
Jan 29, 2019
Jan 29, 2019
Aug 17, 2018
Aug 14, 2018
Aug 14, 2018
Aug 10, 2018
Aug 9, 2018
Aug 9, 2018
Aug 9, 2018
Aug 9, 2018
Aug 9, 2018
May 30, 2018
May 25, 2018
May 25, 2018
May 25, 2018
May 25, 2018
May 25, 2018
May 18, 2018
May 17, 2018
May 17, 2018
May 11, 2018
May 9, 2018
May 9, 2018
May 9, 2018
Jan 15, 2018
Jan 15, 2018
Jan 4, 2018
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Dec 21, 2017
Mar 22, 2017
Feb 23, 2017
Decision to grant a European patent
Search/Exam
Feb 7, 2017
Jan 23, 2017
(Electronic) Receipt
Search/Exam
Jan 23, 2017
Filing of the translations of the claims
Search/Exam
Jan 23, 2017
French translation of claims
Search/Exam
Jan 23, 2017
German translation of the claims
Search/Exam
Oct 18, 2016
Oct 14, 2016
Oct 11, 2016
Non-patent literature filed by a third party
Search/Exam
Oct 11, 2016
Observations by third parties
Search/Exam
Oct 11, 2016
Patent document filed by a Third party
Search/Exam
Oct 11, 2016
Patent document filed by a Third party
Search/Exam
Oct 11, 2016
Patent document filed by a Third party
Search/Exam
Oct 11, 2016
Patent document filed by a Third party
Search/Exam
Oct 11, 2016
Patent document filed by a Third party
Search/Exam
Oct 11, 2016
Patent document filed by a Third party
Search/Exam
Oct 11, 2016
Patent document filed by a Third party
Search/Exam
Sep 21, 2016
Sep 21, 2016
Sep 21, 2016
Intention to grant (signatures)
Search/Exam
Sep 21, 2016
Text intended for grant (clean copy)
Search/Exam
Sep 21, 2016
Aug 12, 2016
(Electronic) Receipt
Search/Exam
Aug 12, 2016
Amended claims with annotations
Search/Exam
Aug 12, 2016
Claims
Search/Exam
Aug 12, 2016
Letter accompanying subsequently filed items
Search/Exam
Aug 12, 2016
Apr 7, 2016
Annex to the communication
Search/Exam
Apr 7, 2016
Communication from the Examining Division
Search/Exam
Mar 21, 2016
(Electronic) Receipt
Search/Exam
Mar 21, 2016
Letter accompanying subsequently filed items
Search/Exam
Mar 21, 2016
Mar 21, 2016
Jan 15, 2016
Jan 12, 2016
(Electronic) Receipt
Search/Exam
Jan 12, 2016
Sep 11, 2015
Annex to the communication
Search/Exam
Sep 11, 2015
Communication from the Examining Division
Search/Exam
Sep 4, 2015
Aug 14, 2015
Aug 5, 2015
Non-patent literature filed by a third party
Search/Exam
Aug 5, 2015
Non-patent literature filed by a third party
Search/Exam
Aug 5, 2015
Non-patent literature filed by a third party
Search/Exam
Aug 5, 2015
Non-scannable object
Search/Exam
Aug 5, 2015
Observations by third parties
Search/Exam
Jul 27, 2015
Jul 27, 2015
Jul 27, 2015
Jul 27, 2015
Intention to grant (signatures)
Search/Exam
Jul 27, 2015
Text intended for grant
Search/Exam
Jun 24, 2014
Decision to allow further processing
Search/Exam
Jun 10, 2014
(Electronic) Receipt
Search/Exam
Jun 10, 2014
Letter accompanying subsequently filed items
Search/Exam
Jun 10, 2014
Request for further processing
Search/Exam
Mar 31, 2014
Jan 8, 2014
Dec 31, 2013
(Electronic) Receipt
Search/Exam
Dec 31, 2013
Letter accompanying subsequently filed items
Search/Exam
Aug 23, 2013
Annex to the communication
Search/Exam
Aug 23, 2013
Communication from the Examining Division
Search/Exam
Mar 28, 2012
Mar 19, 2012
Non-patent literature filed by a third party
Search/Exam
Mar 19, 2012
Non-patent literature filed by a third party
Search/Exam
Mar 19, 2012
Non-patent literature filed by a third party
Search/Exam
Mar 19, 2012
Non-patent literature filed by a third party
Search/Exam
Mar 19, 2012
Observations by third parties
Search/Exam
Mar 19, 2012
Patent document filed by a Third party
Search/Exam
Aug 26, 2011
(Electronic) Receipt
Search/Exam
Aug 26, 2011
Claims
Search/Exam
Aug 26, 2011
Description
Search/Exam
Aug 26, 2011
Letter accompanying subsequently filed items
Search/Exam
Aug 26, 2011
Jun 7, 2011
Annex to the communication
Search/Exam
Jun 7, 2011
Communication from the Examining Division
Search/Exam
Apr 4, 2011
(Electronic) Receipt
Search/Exam
Apr 4, 2011
Letter accompanying subsequently filed items
Search/Exam
Apr 4, 2011
Jan 13, 2011
Annex to the communication
Search/Exam
Jan 13, 2011
Communication from the Examining Division
Search/Exam
Jul 29, 2010
EPO/applicant correspondence crossed
Search/Exam
Jul 22, 2010
Jul 19, 2010
Claims
Search/Exam
Jul 19, 2010
Description
Search/Exam
Jul 19, 2010
Jul 12, 2010
Claims
Search/Exam
Jul 12, 2010
Description
Search/Exam
Jul 12, 2010
Letter accompanying subsequently filed items
Search/Exam
Jul 12, 2010
May 20, 2010
May 17, 2010
May 14, 2010
Letter accompanying subsequently filed items
Search/Exam
May 14, 2010
Jan 4, 2010
Annex to the communication
Search/Exam
Jan 4, 2010
Communication from the Examining Division
Search/Exam
Nov 2, 2009
Claims
Search/Exam
Nov 2, 2009
Oct 29, 2009
Claims
Search/Exam
Oct 29, 2009
Letter accompanying subsequently filed items
Search/Exam
Oct 29, 2009
Jun 29, 2009
Annex to the communication
Search/Exam
Jun 29, 2009
Communication from the Examining Division
Search/Exam
May 11, 2009
Submission concerning representation
Search/Exam
Oct 4, 2007
Maintenance of the application
Search/Exam
Oct 1, 2007
Maintenance of the application
Search/Exam
Aug 2, 2007
Jul 24, 2007
Letter concerning the inventor
Search/Exam
Jul 18, 2007
Letter concerning the inventor
Search/Exam
Jul 16, 2007
Jul 16, 2007
Supplementary European search report
Search/Exam
Mar 20, 2007
Feb 23, 2007
Feb 6, 2007
Letter which had not been notified
Search/Exam
Jan 19, 2007
Jan 16, 2007
Letter which had not been notified
Search/Exam
Dec 27, 2006
Letter which had not been notified
Search/Exam
May 24, 2006
Refund of fees
Search/Exam
Nov 30, 2005
Nov 25, 2005
Nov 22, 2005
Nov 17, 2005
Copy of the international search report
Search/Exam
Nov 17, 2005
Oct 24, 2005
Oct 24, 2005
Amendments received before examination
Search/Exam
Oct 24, 2005
Description
Search/Exam
Oct 24, 2005
Non-scannable object
Search/Exam
Oct 24, 2005
Request for entry into the European phase
Search/Exam
Oct 24, 2005
Sequence listing
Search/Exam
Mar 2, 2005
Mar 2, 2005
Feb 10, 2005
Published international application - A2
Search/Exam