Inventor
Ponnampalam Mathiaparanam
Inventor
Appleton, WI, US
Overview
Patents· 18 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Mprimary
B41MPrinting, duplicating, marking, or copying processes58%
C07CAcyclic or carbocyclic compounds15%
C07DHeterocyclic compounds12%
Y10TTechnical subjects covered by former us classification8%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments4%
C09JAdhesives4%
PatentTitleYear
7,294,724'Process for manufacture of fluoran dyes'20077,125,824'Linerless labels'20066,835,691'Thermally-responsive record material'20046,566,301'Thermally-responsive record material'20036,559,097'Thermally-responsive record material'20036,429,341'Modifier compounds'20026,323,376'Process for preparing alkoxy or arylmethoxy aroxyethanes'20015,229,522'Bis-(indolyl)ethylenes: process for their preparation'19935,218,127'Method of preparing mono (indolylethylenyl) phthalides'19935,200,519'Mono(indolylethylenyl)phthalides'19935,157,012'Di[bis-(indolyl)ethylenyl]tetrahalophthalide record materials'19925,116,978'Process for bis(indolyl)ethylene synthesis'19925,086,171'Bis-(indolyl)ethylenes'19925,039,821'Process for producing di[bis-(indolyl)ethylenyl]tetrahalophthalides'19915,001,105'Bis-(indoly)ethylenes record systems utilizing such compounds'19914,996,328'Bis-(indolyl)ethylenes'19914,970,308'Di(bis-(indolyl)ethylenyl)tetrahalophtalides'19904,736,036'Process for the preparation of quinolinic acid'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2007Patents assigned to APPLETON PAPER INC (18)· patent assignee history
1988–2007Based in Appleton, WI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| APPLETON PAPER INC | 18 | 1988–2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Appleton, WI, US | 18 | 1988–2007 |