US2541208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling means for irrigation pipes
Assignee: RM Wade and Co
•
Filing: 1950-03-25
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Granted: 1951-02-13
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Expires: 1970-03-25
Abstract
No abstract record available.
Inventors
- 👤 Cornelius Gail
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:37
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/24; F16L37/244; F16L37/252; F16L21/00; F16L21/02; F16L21/022; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2544; Y10T137/2557
Claims Analysis
Total Claims: 0
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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) | 1954-02-12 | 1954-08-14 | 1955-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-12 | 1958-08-14 | 1959-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-12 | 1962-08-14 | 1963-02-13 | $7700.00 | Window Closed / Lapsed |