US2996317A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe joint
Assignee: Individual
•
Filing: 1956-07-17
•
Granted: 1961-08-15
•
Expires: 1976-07-17
Abstract
No abstract record available.
Inventors
- 👤 Charles J Kibbie
- 👤 James M Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:34
CPC Classifications
F; F16; F16L; F16L21/00; F16L21/02; F16L21/035; F16L21/025
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US634848A
Cited
US1958011A
Cited
US2021745A
Cited
GB424233A
Cited
US2116705A
Cited
US2272812A
Cited
US2272811A
Cited
US2271777A
Cited
US2271936A
Cited
US2501943A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |