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Patent US3464812A successfully refreshed from Google Patents.
US3464812A
Expired / Lapsed
US
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Process for making solids and products thereof
Assignee: Massachusetts Institute of Technology
•
Filing: 1966-03-29
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Granted: 1969-09-02
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Expires: 1986-03-29
Abstract
No abstract record available.
Inventors
- 👤 Harvey P Utech
- 👤 Merton C Flemings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:02
CPC Classifications
C; C30; C30B; C30B13/00; C30B13/26; C30B11/00; C30B11/006; Y; Y10; Y10S; Y10S117/00; Y10S117/917
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2083022A
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US2166671A
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US2904411A
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US2970830A
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US3241924A
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US3238024A
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US3203768A
Cited
US3335084A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |