Inventor
James A. Letton
Inventor
Forest Park, OH, US
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A23Dprimary
A23DEdible oils or fats, e.g. margarines, shortenings or cooking oils14%
A23GCocoa14%
C07CAcyclic or carbocyclic compounds14%
C07HSugars14%
A23BPreservation of foods, foodstuffs or non-alcoholic beverages7%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for7%
A23PShaping or working of foodstuffs, not fully covered by a single other subclass7%
A23VIndexing scheme relating to foods, foodstuffs or non-alcoholic beverages and lactic or propionic acid bacteria used in foodstuffs or food preparation7%
B01DSeparation7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
PatentTitleYear
5,844,111'Method for purifying an inert gas while preparing lower alkyl esters'19985,648,483'Continuous transesterification method for preparing polyol polyesters'19975,102,683'Fatty compositions with high solids content'19924,960,600'Polyol polyesters as a protective moisture barrier for foods'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1998Patents assigned to PROCTER & GAMBLE (4)· patent assignee history
1990Based in Cincinnati, OH, US· patent location history
1992–1998Based in Forest Park, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PROCTER & GAMBLE | 4 | 1990–1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Forest Park, OH, US | 3 | 1992–1998 |
| Cincinnati, OH, US | 1 | 1990 |