US3033594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pipe joint or coupling
Assignee: Individual
•
Filing: 1959-10-19
•
Granted: 1962-05-08
•
Expires: 1979-10-19
Abstract
No abstract record available.
Inventors
- 👤 Walton W Cushman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:29
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/02; F16L37/04; F16L37/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1590580A
Cited
US1800085A
Cited
GB494402A
Cited
US2537716A
Cited
US2749150A
Cited
DE912645C
Cited
US2827312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |