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After that they are all between 20 & 30 micron which if you know about filter media means they could all be the same paper.
All have Anti syphon valves and all have a pressure relief between 8 & 15 psi but you would have to run your mower 100% rich for 10 year to totally fill a filter to the point of blockage & the bypass openin
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Years ago i got some some generic filters off Ebay. They did not have the anti drainback valves. Otherwise good filters. Only used them on engines with verticle filters. Had some other generic "yellow" filters. Cut it and a yellow OEM briggs filter apart and they were absolutely identical inside. Go figure.