# PRODUCTIVITY TECHNOLOGIES CORP /

PRODUCTIVITY TECHNOLOGIES CORP / is a company headquartered in Ann Arbor, MI, United States.

## Company overview

- **Legal name:** PRODUCTIVITY TECHNOLOGIES CORP /
- **Former names in filing history:** PRODUCTIVITY SYSTEMS ACQUISITION CORP (1996-09-30 to 1996-10-15); PRODUCTIVITY TECHNOLOGIES CORP /DE (1996-06-28 to 1996-07-02); PRODUCTION SYSTEMS ACQUISITION CORP (1996-05-20 to 1996-05-20)
- **Classification:** Company
- **Industry (SIC):** 3540 — Metalworkg Machinery & Equipment
- **Headquarters:** Ann Arbor, MI, United States
- **Incorporated in:** DE
- **Fiscal year end:** June 30
- **SEC CIK:** 0000911787

## About

PRODUCTIVITY TECHNOLOGIES CORP / is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000911787, and its reported industry is Metalworkg Machinery & Equipment. The retained history contains 12 filings, including 10-Q filed on 2005-05-20. 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 2005-05-20 — period 2005-03-31 — FORM 10-Q
- Form 10-Q — filed 2005-02-22 — period 2004-12-31 — FORM 10-Q 02/18/2005
- Form S-1 — filed 2004-12-28 — PRODUCTIVITY FORM S-1 12/27/2004
- Form 8-K — filed 2004-12-28 — period 2004-12-23 — FORM 8-K
- Form 10-Q — filed 2004-11-22 — period 2004-09-30 — FORM 10-Q
- Form 8-K — filed 2004-11-09 — period 2004-11-08 — FORM 8-K 11/09/2004
- Form 8-K — filed 2004-11-01 — period 2004-10-26 — PRODUCTIVITY 8-K
- Form 10-K — filed 2004-10-13 — period 2004-06-30 — FORM 10-K
- Form S-1 — filed 2004-07-23 — PRODUCTIVITY REGISTRATION STATEMENT
- Form 10-Q — filed 2004-05-24 — period 2004-03-31 — FORM 10-Q
- Form SC 13D — filed 2004-03-26 — SCHEDULE 13D
- Form 10-Q — filed 2004-03-15 — period 2003-12-31 — FORM 10-Q 12/31/03

---

Updated: 2026-10-23T22:14:22Z

Canonical page: https://altss.com/profile/productivity-technologies-corp

Maintained by Altss — https://altss.com — methodology: https://altss.com/methodology