Patent US2874475A successfully refreshed from Google Patents.
US2874475A
Expired / Lapsed
US
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Pipe and pipe joint gauge
Assignee: Individual
•
Filing: 1953-05-08
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Granted: 1959-02-24
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Expires: 1973-05-08
Abstract
No abstract record available.
Inventors
- 👤 Edgar W Mcgaffey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:20
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/14; G01B5/16; G01B5/163; G01B5/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US364630A
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US386033A
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US482888A
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US572106A
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US1414033A
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US713255A
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US933655A
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US1549271A
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US2003626A
Cited
US2054503A
Cited
US2678498A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |