US3039172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective clothing for radar workers
Assignee: Individual
•
Filing: 1958-01-07
•
Granted: 1962-06-19
•
Expires: 1978-01-07
Abstract
No abstract record available.
Inventors
- 👤 Walter G Egan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:25
CPC Classifications
H; H01; H01Q; H01Q17/00; H01Q17/005; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2139; Y10T442/259
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US514460A
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US585626A
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US1327904A
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US1885015A
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US2107295A
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US2472512A
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US2443782A
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US2567379A
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US2570576A
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US2704731A
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US2630620A
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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) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |