Patent US3487684A successfully refreshed from Google Patents.
US3487684A
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US
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Precipitation measurement gauge
Assignee: ATK Launch Systems LLC
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Filing: 1967-12-18
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Granted: 1970-01-06
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Expires: 1987-12-18
Abstract
No abstract record available.
Inventors
- 👤 Duane G Chadwick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:42
CPC Classifications
G; G01; G01W; G01W1/00; G01W1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1029598A
Cited
GB599149A
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US2497759A
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US2692501A
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US2642564A
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US3068700A
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US3161059A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |