Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › 3-Carbamoyloxy-cepham-4-carboxylic acid derivatives

3-Carbamoyloxy-cepham-4-carboxylic acid derivatives

US Patent 4426520 · Granted Jan 17, 1984

Estimated economic value: $29,940,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Fire resistant textile material2024
Fire resistant textile material2005
Methods for producing amino substituted chromanes and intermediates thereof2005
Fire resistant textile material2004
Process for the preparation of intermediates useful in the synthesis of cephalos1998
Process for the preparation of intermediates useful in the synthesis of cephalos1997
Process for the preparation of intermediates useful in the synthesis of cephalos1996
Machining the ends of round bar and tube and similiar workpieces1989
Machining the ends of lengths of wire and bar and similar workpieces1988
Assembly for use in removing material from the ends of bars or the like workpiec1987
"""3-Carbamoyloxy cephalosporins"""1985
"""3-Carbamoyloxy cephalosporins"""1985