US2467999A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite pipe
Assignee: Gustin Bacon Manufacturing Co
•
Filing: 1944-06-23
•
Granted: 1949-04-19
•
Expires: 1964-06-23
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Stephens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:32
CPC Classifications
F; F16; F16L; F16L9/00; F16L9/16; B; B29; B29C; B29C53/00; B29C53/56; B29C53/566; Y; Y10; Y10S; Y10S138/00; Y10S138/02; Y10S220/00; Y10S220/23
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US444233A
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US603230A
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US1316591A
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US684604A
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US1166432A
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US1284295A
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US1344321A
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US1396021A
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US2010475A
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US2256386A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-18 | 1952-10-18 | 1953-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-18 | 1956-10-18 | 1957-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-18 | 1960-10-18 | 1961-04-19 | $7700.00 | Window Closed / Lapsed |