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Treatment of aliphatic and cyclic saturated hydrocarbons

US 2,011,199 A · Inventors: PELC JOSEPH J

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  • Granted August 13, 1935. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by August 13, 1952.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledAugust 17, 1934
GrantedAugust 13, 1935
Term endedAugust 13, 1952
Application number—
Classification (CPC)C07C2/867 +2 more
Length13 pages

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Full published documentText and every drawing sheet as a PDF.USPTOFile historyStatus, office actions, notices, fee records and petitions.USPTO Patent CenterPatent Public Search recordSearchable full text and bibliographic data.USPTO

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