US3000205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for testing pipe joint
Assignee: Delong Corp
•
Filing: 1958-05-08
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Granted: 1961-09-19
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Expires: 1978-05-08
Abstract
No abstract record available.
Inventors
- 👤 George E Suderow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:16
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/26; F16L55/28; G; G01; G01M; G01M3/00; G01M3/005; G01M3/02; G01M3/26; G01M3/28; G01M3/2853; F16L2101/00; F16L2101/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |