Process for the preparation of a...

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing

Reexamination Certificate

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Reexamination Certificate

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07838707

ABSTRACT:
The present disclosure relates to the production of a 2,2,4,4-tetraalkylcyclobutane-1,3-diol. In one embodiment, the present invention relates to the production of a 2,2,4,4-tetraalkylcyclobutane-1,3-diol by hydrogenation of a 2,2,4,4-tetraalkylcyclobutane-1,3-dione in the presence of a ruthenium-promoted cobalt-based catalyst.

REFERENCES:
patent: 1602699 (1926-10-01), Nightingale
patent: 2160841 (1939-06-01), Dreyfus
patent: 2202046 (1940-05-01), Dreyfus et al.
patent: 2278537 (1942-04-01), Dreyfus et al.
patent: 2806064 (1957-09-01), Mcklveen
patent: 2936324 (1960-05-01), Hasek et al.
patent: 3000906 (1961-09-01), Hasek et al.
patent: 3190928 (1965-06-01), Elam et al.
patent: 3201474 (1965-08-01), Hasek et al.
patent: 3227764 (1966-01-01), Martin et al.
patent: 3236899 (1966-02-01), Clark et al.
patent: 3259469 (1966-07-01), Painter et al.
patent: 3287390 (1966-11-01), Poos et al.
patent: 3288854 (1966-11-01), Martin et al.
patent: 3312741 (1967-04-01), Martin et al.
patent: 3329722 (1967-07-01), Rylander
patent: 3366689 (1968-01-01), Maeda et al.
patent: 3403181 (1968-09-01), Painter et al.
patent: 5118847 (1992-06-01), Jackson et al.
patent: 5169994 (1992-12-01), Sumner et al.
patent: 5258556 (1993-11-01), Sumner et al.
patent: 5475144 (1995-12-01), Watson et al.
patent: 6232504 (2001-05-01), Barteau et al.
patent: 6600080 (2003-07-01), Nagamura et al.
patent: 7521583 (2009-04-01), McCusker-Orth et al.
patent: 2006/0241325 (2006-10-01), Komplin et al.
Hasek et al., 26 J. Org. Chem., 700-704 (1961).
USPTO Office Action dated Apr. 1, 2008 for co-pending U.S. Appl. No. 11/948,000.
USPTO Office Action dated Apr. 1, 2008 for co-pending U.S. Appl. No. 11/948,047.
USPTO Office Action dated Jun. 25, 2008 for co-pending U.S. Appl. No. 11/947,981.
Co-Pending U.S. Appl. No. 11/948,000, filed Nov. 30, 2007, Jennifer Ellen Mccusker-Orth, et al.
Co-Pending U.S. Appl. No. 11/948,047, filed Nov. 30, 2007, Jennifer Ellen Mccusker-Orth, et al.
Co-Pending U.S. Appl. No. 11/947,981, filed Nov. 30, 2007, Jennifer Ellen Mccusker-Orth, et al.
Co-Pending U.S. Appl. No. 11/948,032, filed Nov. 30, 2007, Jennifer Ellen Mccusker-Orth, et al.
Co-Pending U.S. Appl. No. 11/947,941, filed Nov. 30, 2007, Jennifer Ellen Mccusker-Orth, et al.

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