US3339946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball bearing swivel pipe joint or coupling
Assignee: ERMETO ARMATUREN 4800 BIELEFELD 12 AM METALWERK 9 WEST GERMANY A CORP OF WEST GmbH
•
Filing: 1964-03-20
•
Granted: 1967-09-05
•
Expires: 1984-03-20
Abstract
No abstract record available.
Inventors
- 👤 Sr Hans Kreidel
- 👤 Jr Hans Kreidel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:59
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/08; F16L27/0804; F16L27/0808; F16L27/0824; F16L27/0832; A; A45; A45B; A45B25/00; A45B25/06; A45B25/08; Y; Y10; Y10S; Y10S277/00; Y10S277/907
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US996446A
Cited
US1366634A
Cited
US2165626A
Cited
US2394715A
Cited
US2407745A
Cited
US2421974A
Cited
US2498915A
Cited
FR1117366A
Cited
US2872217A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |