US3148938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ammonia and hydrazine salts of the b10h10-2 anion
Assignee: EIDP Inc
•
Filing: 1960-02-05
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Granted: 1964-09-15
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Expires: 1980-02-05
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter H Knoth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:13
CPC Classifications
C; C01; C01B; C01B21/00; C01B21/082; C01B21/16; C01B6/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
THE AMMONIUM AND HYDRAZINE SALTS OF THE BORON HYDRIDE ANION B10H10--, SAID SALTS BEING SELECTED FROM THE CLASS CONSISTING OF (NH4)2B10H10 AND
Claim 2
Dependent Claim
22 words
THE AMMONIUM AND HYDRAZINE SALTS OF THE BORON HYDRIDE ANION B10H10--, SAID SALTS BEING SELECTED FROM THE CLASS CONSISTING OF (NH4)2B10H10 AND
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |