Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Keyed insert plate for curved rotary lobe pump chamber walls

Keyed insert plate for curved rotary lobe pump chamber walls

US Patent 5567140 · Granted Oct 22, 1996

Estimated economic value: $9,266,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Conjugates of soluble peptidic compounds with membrane-binding agents2010
Conjugates of soluble peptidic compounds with membrane-binding agents2004
Detergent composition comprising a cationic surfactant and a hydrophobic peroxya2001
Alkoxylated cationic detergency ingredients2000
Detergent compositions comprising a cationic ester surfactant and a grease dispe1999
Cleaning compositions comprising chondroitinase1999
Soluble CR1 derivatives1999
Soluble CR1 derivatives1998
Vehicle wheel safety barrier system using pressure and infrared sensors1994
Human tissue plasminogen activator consisting essentially of t-PA residues to 161993
Tissue plasminogen activator A-chain/urokinase B-chain hybrid protein1991
Human tissue plasminogen activator consisting essentially of t-PA residues 160 t1990