# PROTERION CORP

PROTERION CORP is a company headquartered in Piscataway, NJ, United States.

## Company overview

- **Legal name:** PROTERION CORP
- **Former names in filing history:** RHEOMETRIC SCIENTIFIC INC (1995-11-14 to 2002-12-31)
- **Classification:** Company
- **Industry (SIC):** 3829 — Measuring & Controlling Devices, NEC
- **Headquarters:** Piscataway, NJ, United States
- **Incorporated in:** NJ
- **Fiscal year end:** December 31
- **SEC CIK:** 0000779164

## About

PROTERION CORP is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000779164, and its reported industry is Measuring & Controlling Devices, NEC. The retained history contains 12 filings, including 10-Q filed on 2003-11-17. Each filing retains its accession, filing date and original SEC document link. This historical evidence does not establish current registration, listing, ownership or financial condition.

## Recent SEC filings

- Form 10-Q — filed 2003-11-17 — period 2003-09-30 — FORM 10-Q
- Form 10-Q — filed 2003-08-19 — period 2003-06-30 — FORM 10-Q
- Form 8-K — filed 2003-05-27 — period 2003-05-22 — FORM 8-K
- Form 10-Q — filed 2003-05-20 — period 2003-03-31 — FORM 10-Q
- Form DEF 14A — filed 2003-04-18 — period 2003-04-17 — DEFINITIVE 14A
- Form 10-K — filed 2003-03-31 — period 2002-12-31 — FORM 10-K
- Form 8-K — filed 2003-01-27 — period 2003-01-15 — RSI FORM 8K FOR 01-15-2003
- Form 8-K — filed 2002-12-31 — period 2002-12-27 — FORM 8-K FOR RHEOMETRIC SCIENTIFIC, INC.
- Form 10-K/A — filed 2002-12-26 — period 2001-12-31 — AMENDED 10K
- Form 10-Q — filed 2002-11-14 — period 2002-09-30 — RSI FORM 10Q FOR PERIOD ENDED 09-30-2002
- Form 8-K — filed 2002-11-01 — period 2002-10-11 — RSI FORM 8-K YE 10\11\2002
- Form 8-K — filed 2002-10-16 — period 2002-10-14 — FORM 8K FOR RSI DATED 10/14/02

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Updated: 2026-10-23T22:16:53Z

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