U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.

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Examiner: Sopp, John A.


Primary examiner statistics: 0 patents; average approval time: N/A
Assistant examiner statistics: 140 patents; average approval time: 748 days

Patents as Primary Examiner

Patent No. Patent Title:
No patents.

Patents as Assistant Examiner (view all)

Patent No. Patent Title:
4816600 Isocyanate compositions obtained from reaction of isocyanates wit...
4808752 Process for the preparation of 2-aminophenyl thioethers
4806686 Preparation of ribitylxylidine
4806688 Preparation of diamino- and dialkylaminobenzenediols
4806690 Method of producing amines
4806689 Zeolite Rho as catalyst for conversion of methanol and ammonia to...
4804783 Process for producing diphenylamines or N,N'-diphenyl-phenylenedi...
4803304 Recovery of bis(hexamethylene)triamine
4803225 Dihydroxy-phenethylamino compounds useful as pharmaceuticals
4801751 Process for the disproportionation of alkylated aromatic primary ...
4801752 Preparation of N-alkyl and N,N-dialkylaniline
4798910 Process sequencing for amine regeneration
4795834 Catalytic alkylation of primary and secondary amino groups in lin...
4795833 Process for preparing a mixture of methyl-substituted primary ani...
4795828 Functionalized intermediate for the synthesis of alpha-functional...
4794197 All-cis-1,3,5-triamino-2,4,6,-cyclohexanetriol derivatives, their...
4794199 Process for synthesis of primary amines from olefins, syngas and ...
4792629 Alkylation of amine compounds
4792622 Process for preparation of secondary amine
4792630 Process for preparing aminoacetaldehyde dialkyl acetals
4792631 Preparation of di-tert.-butylethylenediamine
4792628 Indane derivatives and salts thereof
4792627 Process for producing polyether polyol and a product
4789539 Process for the preparation of chloramine
4783554 Alkylation of amine compounds
4782185 Process for the preparation of 4-nitrodiphenylamines
4778935 Fluorinated nitro- and aminoalcohols
4777296 Styryl derivatives and electrophotographic photoconductor compris...
4774358 Cyclopropylamines containing trifluoromethyl groups
4774359 Polyenamines from aromatic diacetylenic diketones and diamines
4769503 Preparation of 3,4-dichlorobenzotrihalides
4766244 High purity process for the preparation of 4,6-diamino-1,3-benzen...
4766245 Process for the preparation of polyoxyalkylene polyamines
4766247 Color reduction of polyamines by mild catalytic hydrogenation
4760188 Substituted diaminotoluene
4760189 Process for the preparation of diamine-alcohols
4760190 Amine production
4760184 Alkylation of aromatic amines in the presence of non-zeolitic mol...
4760185 Process for the ortho-alkylation of optionally alkyl-substituted ...
4760183 Process for the preparation of aromatic dialkylamines
 
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