Patent US3464810A successfully refreshed from Google Patents.
US3464810A
Expired / Lapsed
US
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Process for producing flaked sodium metaborate compositions
Assignee: US Borax Inc
•
Filing: 1965-10-22
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Granted: 1969-09-02
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 John T Young
- 👤 Paul F Jacobs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:50
CPC Classifications
C; C01; C01B; C01B35/00; C01B35/08; C01B35/10; C01B35/06; C01B35/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2062650A
Cited
US2886425A
Cited
US2904423A
Cited
GB898915A
Cited
US3032405A
Cited
US3130036A
Cited
US3227541A
Cited
US3374083A
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 |