US3510962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molecular structure models
Assignee: Individual
•
Filing: 1967-07-03
•
Granted: 1970-05-12
•
Expires: 1987-07-03
Abstract
No abstract record available.
Inventors
- 👤 Kazuhisa Sato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:04
CPC Classifications
G; G09; G09B; G09B23/00; G09B23/26; Y; Y10; Y10S; Y10S52/00; Y10S52/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US144124A
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US1472536A
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US2709318A
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FR1076501A
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US2799118A
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US2843971A
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US2920400A
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US2984036A
Cited
US3230643A
Cited
FR1425234A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |