Patent US3324148A successfully refreshed from Google Patents.
US3324148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organic azidoformates and methods of preparing same
Assignee: Union Carbide Corp
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Filing: 1963-06-05
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Granted: 1967-06-06
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Expires: 1983-06-05
Abstract
No abstract record available.
Inventors
- 👤 Robert J Cotter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:17
CPC Classifications
C; C07; C07C; C07C247/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A COMPOUND OF THE FORMULA: R(-OOC-N3)B WHEREIN R IS ACTIVE -HYDROGEN FREE AROMATIC HYDROCARBYL OF FROM 6 TO 30 CARBON ATOMS SELECTED FROM THE GROUP CONSISTING OF: (A) UNSUBSTITUTED AROMATIC HYDROCARBYL; AND (B) SUBSTITUTED AROMATIC HYDROCARBYL WHEREIN THE SUBSTITUENTS ARE SELECTED FROM THE GROUP CONSISTING OF HALOGEN, ALKYL OF FROM 1 TO 12 CARBON ATOMS, ALKOXY OF FROM 1 TO 4 CARBON ATOMS, TOLYL, PHENOXY, BENZYL, ALKYLTHIO OF FROM 1 TO 6 CARBON ATOMS, PHENYLTHIO AND BENZYLTHIO; AND B IS AN INTEGER OF FROM ONE TO THREE INCLUSIVE.
Claim 2
Dependent Claim
88 words
A COMPOUND OF THE FORMULA: R(-OOC-N3)B WHEREIN R IS ACTIVE -HYDROGEN FREE AROMATIC HYDROCARBYL OF FROM 6 TO 30 CARBON ATOMS SELECTED FROM THE GROUP CONSISTING OF: (A) UNSUBSTITUTED AROMATIC HYDROCARBYL; AND (B) SUBSTITUTED AROMATIC HYDROCARBYL WHEREIN THE SUBSTITUENTS ARE SELECTED FROM THE GROUP CONSISTING OF HALOGEN, ALKYL OF FROM 1 TO 12 CARBON ATOMS, ALKOXY OF FROM 1 TO 4 CARBON ATOMS, TOLYL, PHENOXY, BENZYL, ALKYLTHIO OF FROM 1 TO 6 CARBON ATOMS, PHENYLTHIO AND BENZYLTHIO; AND B IS AN INTEGER OF FROM ONE TO THREE INCLUSIVE.
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) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |