US2601630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Angle block and method of manufacture
Assignee: Individual
•
Filing: 1947-07-02
•
Granted: 1952-06-24
•
Expires: 1967-07-02
Abstract
No abstract record available.
Inventors
- 👤 Rudolph J Rahn
- 👤 Ivan J Rahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:07
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2361514A
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US1486343A
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US418510A
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US1261223A
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US1514525A
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US1486342A
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US1491102A
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US1502075A
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US1660239A
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US1906954A
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US2201454A
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US2409108A
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US2394610A
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US2420606A
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US2410877A
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US2443194A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-24 | 1955-12-24 | 1956-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-24 | 1959-12-24 | 1960-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-24 | 1963-12-24 | 1964-06-24 | $7700.00 | Window Closed / Lapsed |