Patent US3639656A successfully refreshed from Google Patents.
Patent US2735700A successfully refreshed from Google Patents.
US2735700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packed screw thimble pipe joint
Assignee: —
•
Filing: —
•
Granted: 1956-02-21
•
Expires: 1973-02-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:09
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/06; F16L19/061
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US1396135A
Cited
US1595310A
Cited
US1873621A
Cited
US1873620A
Cited
US1989674A
Cited
US2075947A
Cited
US2101894A
Cited
US2087752A
Cited
US2509118A
Cited
US2567243A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-20 | 1959-08-22 | 1960-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-20 | 1963-08-22 | 1964-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-20 | 1967-08-22 | 1968-02-21 | $7700.00 | Window Closed / Lapsed |