GL-PCT F IV 4.9 Optional features

Section F‑IV, 4.7, in the Guidelines for Examination in the EPO applies mutatis mutandis.[GL/ISPE 5.40; ]

GL-PCT F IV 4.8 Trademarks

See also GL/PCT‑EPO F‑II, 4.13, with regard to the need to acknowledge trademarks as such in the description. With regard to the effect of references to trademarks on sufficiency of disclosure (Art. 5), see GL/PCT‑EPO F‑III, 7.

GL-PCT F IV 4.7 Terms like "about", "approximately" and "substantially"

Section F‑IV, 4.7, in the Guidelines for Examination in the EPO applies mutatis mutandis.[GL/ISPE 5.38; ]

GL-PCT F IV 4.6 Relative terms

Section F‑IV, 4.6, in the Guidelines for Examination in the EPO applies mutatis mutandis.[GL/ISPE 5.34; ]

GL-PCT F IV 4.5.5 Examples

Examples illustrating essential features can be found in the Annex to section F‑IV in the Guidelines for Examination in the EPO.

GL-PCT F IV 4.5.4 Implicit features

See ISPE Guidelines 5.33.

GL-PCT F IV 4.5.3 Generalisation of essential features

Section F‑IV, 4.5.3, in the Guidelines for Examination in the EPO applies mutatis mutandis.

GL-PCT F IV 4.5.2 Definition of essential features

Section F‑IV, 4.5.2, in the Guidelines for Examination in the EPO applies mutatis mutandis.

GL-PCT F IV 4.5.1 Objections arising from missing essential features

Section F‑IV, 4.5.1, in the Guidelines for Examination in the EPO applies mutatis mutandis.

GL-PCT F IV 4.5 Essential features

4.5.1 Objections arising from missing essential features

4.5.2 Definition of essential features

4.5.3 Generalisation of essential features

4.5.4 Implicit features

4.5.5 Examples