Patent US5805275A successfully refreshed from Google Patents.
US3047083A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1958-05-21
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Granted: 1962-07-31
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Expires: 1978-05-21
Abstract
No abstract record available.
Inventors
- 👤 Chyo Toshio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:19
CPC Classifications
G; G01; G01G; G01G1/00; G01G1/18; G01G1/26; G01G1/28; G01G1/40; Y; Y10; Y10S; Y10S177/00; Y10S177/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US313468A
Cited
GB457295A
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US2377869A
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US2467752A
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US2419061A
Cited
GB699886A
Cited
US2766981A
Cited
DE1004822B
Cited
US2812172A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |