Patent US3232958A successfully refreshed from Google Patents.
US3232958A
Expired / Lapsed
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Metalloid azides and process for preparing the same
Assignee: American Potash and Chemical Corp
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Filing: 1961-11-03
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Granted: 1966-02-01
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Expires: 1981-11-03
Abstract
No abstract record available.
Inventors
- 👤 Robert M Washburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:51
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/04; C08J9/06; C08J9/10; C08J9/106; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/10; C07F7/22; C07F7/2284; C07F7/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
3 words
TRIPHENYLAZIDOSILANE. 6. 1,4-BIS(TRIAZIDOSILYL)BENZENE.
Claim 2
Dependent Claim
3 words
TRIPHENYLAZIDOSILANE. 6. 1,4-BIS(TRIAZIDOSILYL)BENZENE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |