US2846243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe coupling including elastomeric covered clamping means
Assignee: Individual
•
Filing: 1953-08-28
•
Granted: 1958-08-05
•
Expires: 1973-08-28
Abstract
No abstract record available.
Inventors
- 👤 Howard W Jewell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:18
CPC Classifications
F; F16; F16L; F16L49/00; F16L49/02; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1439; Y10T403/00; Y10T403/45; Y10T403/451; Y10T403/455
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US607018A
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US780843A
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US913588A
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US1412189A
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US1787971A
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US2180810A
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US2273398A
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CH234639A
Cited
US2530700A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |