Method of making a diL-lysine monosulfate trihydrate crystal

Single-crystal – oriented-crystal – and epitaxy growth processes; – Processes of growth from liquid or supercritical state – Having growth from a solution comprising a solvent which is...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C117S069000, C117S070000

Reexamination Certificate

active

07553367

ABSTRACT:
A diL-lysine monosulfate trihydrate crystal which has a large tabular form and is more easily separable from the mother liquor is described. The crystal is obtained by a novel process wherein crystallization is conducted at a lower temperature.

REFERENCES:
patent: 3987092 (1976-10-01), van der Linden et al.
patent: 4256917 (1981-03-01), Takayanagi et al.
patent: 4399304 (1983-08-01), Matsuishi et al.
patent: 4670261 (1987-06-01), Samejima et al.
patent: 5689001 (1997-11-01), Hasegawa et al.
patent: 6329548 (2001-12-01), Hasegawa et al.
patent: 6617444 (2003-09-01), Mori et al.
patent: 2005/0132947 (2005-06-01), Kushiku et al.
Roth, F.X., et al., “Biological Efficiency of L-Lysine Base and L-Lysine Sulphate Compared with L-Lysine HCl in Piglets,” Agribio. Res. 1994;47(2):177-186.
Aketa, K., et al., “Stereochemical Studies. XL. A Biomimetic Conversion of L-Lysine into optically Active 2-Substituted Piperidines. Synthesis of D- and L-Pipecolic Acid, and (S)(+)-Coniine from L-Lysine,” Chem. Pharm. Bull. 1976;24(4):621-631.
Roth et al., “Biological Efficiency of L-Lysine Base and L-Lysine Sulphate Compared with L-Lysine HCl in Piglets,” Agribio. Res. 1994;47(2):177-186.
International Search Report for PCT App. No. PCT/JP2004/019465 (Apr. 26, 2005).
International Preliminary Report on Patentability and Written Opinion of the International Searching Authority for PCT App. No. PCT/JP2004/019465 (Jun. 29, 2006).
Official Office Action from Russian Patent Office in Application No. 2006125407 (PCT/JP2004/019465, citing SU383281A (equivalent to US Patent 3,987,092, cited above).

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Method of making a diL-lysine monosulfate trihydrate crystal does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method of making a diL-lysine monosulfate trihydrate crystal, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of making a diL-lysine monosulfate trihydrate crystal will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-4085708

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.