Assignee
PRAYON
11 granted patents·4 pending applications·45 citations·filing 1976–2022
Top patents by PatentIndex Score
15 records- 0182US9287558B2Lithium batteries containing lithium-bearing iron phosphate and carbonPRAYON·Filed 2013·Granted Mar 15, 2016·2 cites·7 claims
- 0277US9902658B2Iron-based nutritive compositionPRAYON·Filed 2013·Granted Feb 27, 2018·1 cites·20 claims
- 0366US10577288B2Iron-based nutritive compositionPRAYON·Filed 2017·Granted Mar 3, 2020·0 cites·10 claims
- 0459US2016072122A1Lithium batteries containing lithium-bearing iron phosphate and carbonPRAYON·Filed 2015·Application pending·0 cites
- 0557US4252775AProcess for treatment of residues from ferriferous zinc oresPRAYON·Filed 1978·Granted Feb 24, 1981·12 cites·33 claims
- 0654US2025042742A1Process for producing a phosphate containing product from a phosphate sourcePRAYON·Filed 2022·Application pending·0 cites
- 0753US12441617B2Method for purification of at least one aqueous solution of phosphoric acidPRAYON·Filed 2022·Granted Oct 14, 2025·0 cites·20 claims
- 0853US9505664B2Inorganic nutritive iron compositionPRAYON·Filed 2013·Granted Nov 29, 2016·0 cites·11 claims
- 0953US4176160AProcess for purifying a zinc sulfate solutionPRAYON·Filed 1978·Granted Nov 27, 1979·9 cites·16 claims
- 1052US2023226492A1Process for purifying a phosphate containing acidic solution comprising impurities and apparatus for applying samePRAYON·Filed 2021·Application pending·0 cites
- 1150US4172791AMultiple cell filter having a gas dischargePRAYON·Filed 1976·Granted Oct 30, 1979·11 cites·9 claims
- 1234US4188366AManufacture of phosphoric acidPRAYON·Filed 1977·Granted Feb 12, 1980·5 cites·15 claims
- 1334US4129454AIron oxide based pigment and process for preparing such a pigmentPRAYON·Filed 1976·Granted Dec 12, 1978·5 cites·17 claims
- 1432US11161741B2Method for producing polyphosphoric acid and device for such a methodPRAYON·Filed 2019·Granted Nov 2, 2021·0 cites·12 claims
- 1532US2018001290A1Method for the wet deposition of thin filmsPRAYON·Filed 2015·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →