← Back to Companies

Spectrum Medsystems Corp

Spectrum M

Active Patents

0

Total Holdings

4

Patent Holdings

Filter in Explorer →

Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US5381782A	Bi-directional and multi-directional miniscopes	Expired / Lapsed	1993-02-23	1995-01-17	13	Details
US5224930A	Trocar system for facilitating passage of instruments into …	Expired / Lapsed	1992-02-14	1993-07-06	8	Details
US5209741A	Surgical access device having variable post-insertion cross…	Expired / Lapsed	1991-07-08	1993-05-11	18	Details
US4899732A	Miniscope	Expired / Lapsed	1988-09-02	1990-02-13	34	Details