US2691384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Service installation
Assignee: Mueller Co
•
Filing: 1950-01-10
•
Granted: 1954-10-12
•
Expires: 1970-01-10
Abstract
No abstract record available.
Inventors
- 👤 Frank H Mueller
- 👤 Walter J Bowan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 02:14
CPC Classifications
E; E03; E03B; E03B9/00; E03B9/02; E03B9/08; E03B9/10; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6966; Y10T137/6991; Y10T137/6995; Y10T137/6999; Y10T137/7002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US334137A
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US380308A
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US616542A
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US1253806A
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US1307346A
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US741477A
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US961178A
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US1099804A
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US1349610A
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US2008138A
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US2046700A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-11 | 1958-04-12 | 1958-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-11 | 1962-04-12 | 1962-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-11 | 1966-04-12 | 1966-10-12 | $7700.00 | Window Closed / Lapsed |