US3177019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe joint construction
Assignee: Price Brothers Co
•
Filing: 1961-08-03
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Granted: 1965-04-06
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Expires: 1981-08-03
Abstract
No abstract record available.
Inventors
- 👤 Paul L Osweiler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:31
CPC Classifications
F; F16; F16L; F16L21/00; F16L21/08; F16L25/00; F16L25/0027; F16L27/00; F16L27/12; F16L27/127; F16L27/1275
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) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |