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US1157574A
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US
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Self-retaining coupling-washer.
Assignee: H MUELLER MANUFACTURING Co
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Filing: 1910-06-25
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Granted: 1915-10-19
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Expires: 1930-06-25
Abstract
No abstract record available.
Inventors
- 👤 Robert Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:04
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/24; F16L37/256; Y; Y10; Y10S; Y10S285/00; Y10S285/91; Y10S411/00; Y10S411/915
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) | 1918-10-18 | 1919-04-19 | 1919-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-10-18 | 1923-04-19 | 1923-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-10-18 | 1927-04-19 | 1927-10-19 | $7700.00 | Window Closed / Lapsed |