US3167333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed pipe joint
Assignee: Individual
•
Filing: 1959-11-13
•
Granted: 1965-01-26
•
Expires: 1979-11-13
Abstract
No abstract record available.
Inventors
- 👤 Alvin C Hall
- 👤 Arendt R Koos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:25
CPC Classifications
F; F16; F16L; F16L15/00; F16L15/001; F16L15/003; F16L15/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US262581A
Cited
US278800A
Cited
US354560A
Cited
GB190924405A
Cited
US1938255A
Cited
GB380450A
Cited
US1889870A
Cited
US2110127A
Cited
US2179202A
Cited
US2694022A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |