Patent US2171577A successfully refreshed from Google Patents.
US2171577A
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US
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Method of attaching a fitting to a pipe line
Assignee: Mueller Co
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Filing: 1937-01-25
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Granted: 1939-09-05
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Expires: 1957-01-25
Abstract
No abstract record available.
Inventors
- 👤 Timothy A Larry
- 👤 Earl E Cline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:11
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/10; F16L55/105; F16L55/16; F16L55/1604; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49403; Y10T29/49716; Y10T29/49718; Y10T29/49732; Y10T29/49742; Y10T29/49826; Y10T29/49893
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) | 1942-09-04 | 1943-03-06 | 1943-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-09-04 | 1947-03-06 | 1947-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-09-04 | 1951-03-06 | 1951-09-05 | $7700.00 | Window Closed / Lapsed |