US2833568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swivel pipe fitting with bearing retainer
Assignee: Youngstown Sheet and Tube Co
•
Filing: 1954-02-08
•
Granted: 1958-05-06
•
Expires: 1974-02-08
Abstract
No abstract record available.
Inventors
- 👤 William T Corsette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:02
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/08; F16L27/0804; F16L27/0808; F16L27/0824; F16L27/0832
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US715005A
Cited
US1460154A
Cited
US1867296A
Cited
US2444868A
Cited
FR977603A
Cited
US2414997A
Cited
US2459981A
Cited
US2532669A
Cited
US2509090A
Cited
US2533421A
Cited
US2655391A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |