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Patent US3437606A successfully refreshed from Google Patents.
US3437606A
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Densification of boride compositions
Assignee: Union Carbide Corp
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Filing: 1965-07-28
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Granted: 1969-04-01
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Expires: 1985-07-28
Abstract
No abstract record available.
Inventors
- 👤 Robert A Mercuri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:24
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/515; C04B35/58; C04B35/5805; C04B35/58064; C04B35/58071; C04B35/58078; C04B35/622; C04B35/64; C04B35/645; G; G01; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/16; G01C19/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3003885A
Cited
US2984807A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |