US3011805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe coupling with cam lever actuated latch for water test fixture
Assignee: LANDOR Inc
•
Filing: 1958-06-04
•
Granted: 1961-12-05
•
Expires: 1978-06-04
Abstract
No abstract record available.
Inventors
- 👤 Edwin H Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:25
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/12; F16L37/127; F16L39/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189503044A
Cited
US1163364A
Cited
US1340785A
Cited
US1916284A
Cited
FR831779A
Cited
US2482175A
Cited
US2648348A
Cited
US2593454A
Cited
US2708588A
Cited
US2788991A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |