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COLEMAN INSTR Inc

COLEMAN IN

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US3097928A	Ultra-micro cuvette assembly	Expired / Lapsed	1960-11-07	1963-07-16	2	Details
US3045532A	Diffraction grating having a plurality of blaze angles	Expired / Lapsed	1958-05-19	1962-07-24	0	Details
US2802174A	Null indicator for ph meter	Expired / Lapsed	1951-04-20	1957-08-06	0	Details
US2726670A	Flow control apparatus	Expired / Lapsed	1950-07-28	1955-12-13	0	Details