Inventor · disambiguated record
Sidney E. Callander
Also filed as: CALLANDER SIDNEY E · CALLANDER SIDNEY EDWARD
6 granted patents·47 citations·filing 1976–1994
81Inventor score
Top patents by PatentIndex Score
6 records- 0176US5068458AChemical process for halogenating 2-methyl-6-methoxynaphthaleneBEECHAM GROUP PLC·Filed 1990·Granted Nov 26, 1991·14 cites·5 claims
- 0269US5681962AProcess for preparing aryl-piperidine carbinolsSMITHKLINE BEECHAM PLC·Filed 1994·Granted Oct 28, 1997·12 cites·8 claims
- 0365US5132466AProcess for preparing 4-(6-methoxy-2'-naphthyl)butane-2-oneBEECHAM GROUP PLC·Filed 1991·Granted Jul 21, 1992·8 cites·3 claims
- 0460US4072677APenicillin synthesisBEECHAM GROUP LTD·Filed 1976·Granted Feb 7, 1978·7 cites·10 claims
- 0551US5202495AChemical processCALLANDER SIDNEY E·Filed 1990·Granted Apr 13, 1993·6 cites·7 claims
- 0630US4481209APenicillin saltBEECHAM GROUP LTD·Filed 1980·Granted Nov 6, 1984·0 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Sidney E. Callander files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →