Patent US1797382A successfully refreshed from Google Patents.
US1797382A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Revoluble pipe joint
Assignee: FAIRMONT BOX Co
•
Filing: 1928-08-03
•
Granted: 1931-03-24
•
Expires: 1948-08-03
Abstract
No abstract record available.
Inventors
- 👤 Verner M Wade
- 👤 Charles E Zuspan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:40
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/08; F16L27/0804; F16L27/0808; F16L27/0812; F16L27/0816; F16L27/0824; F16L27/0832; F16L39/00; F16L39/04; D; D21; D21F; D21F5/00; D21F5/02; D21F5/021
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1934-03-23 | 1934-09-22 | 1935-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-03-23 | 1938-09-22 | 1939-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-03-23 | 1942-09-22 | 1943-03-24 | $7700.00 | Window Closed / Lapsed |