US3670023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyfunctional carbonyl nitride oxides
Assignee: Hercules LLC
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Filing: 1969-05-13
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Granted: 1972-06-13
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Expires: 1989-05-13
Abstract
Abstract This invention relates to polyfunctional carbonylnitrile Noxides and their carbonyl hydroximoyl halide and carbonyl nitrolic acid precursors as new compositions of matter.
Inventors
- 👤 David S Breslow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:31
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/68; C08G63/685; C07; C07C; C07C259/00; C07C259/02; C08F; C08F299/00; C08F299/02; C08F299/04; C08F299/0442; C08K; C08K5/00; C08K5/16; C08K5/32
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
8 words
The composition of claim 1 having the formula
Claim 2
Dependent Claim
9 words
The composition of claim 2 where R is phenylene-oxy-phenylene.
Claim 3
Dependent Claim
9 words
The composition of claim 2 where R is phenylene-methylene-phenylene.
Claim 4
Dependent Claim
9 words
The composition of claim 2 where R is biphenylene.
Claim 5
Dependent Claim
8 words
The composition of claim 1 having the formula
Claim 6
Dependent Claim
10 words
The composition of claim 6 where R is phenylene oxy-phenylene.
Claim 7
Dependent Claim
9 words
The composition of claim 6 where R is phenylene-methylene-phenylene.
Claim 8
Dependent Claim
9 words
The composition of claim 6 where R is biphenylene.
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) | 1975-06-13 | 1975-12-13 | 1976-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-13 | 1979-12-13 | 1980-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-13 | 1983-12-13 | 1984-06-13 | $7700.00 | Window Closed / Lapsed |