US3759942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crosslinking monomers containing the 1-aza-3,7-dioxabicyclo {8 3.3.0{9 {11 octane structure
Assignee: Sun Chemical Corp
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Filing: 1970-06-08
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Granted: 1973-09-18
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Expires: 1990-06-08
Abstract
Abstract Compounds having the structure WHEREIN R is -C(O)CH CH2, D R A W I N G
Inventors
- 👤 R Himics
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:18
CPC Classifications
B; B32; B32B; B32B7/00; B32B7/04; B32B7/12; C; C07; C07D; C07D498/00; C07D498/02; C07D498/04; B32B15/00; B32B15/04; B32B15/08; B32B15/09; B32B15/20; B32B23/00; B32B23/04; B32B23/08; B32B27/00; B32B27/32; C08; C08F; C08F26/00; C08F26/06; G; G03; G03F; G03F7/00; G03F7/004; G03F7/027; B32B2307/00; B32B2307/50; B32B2307/514; B32B2310/00; B32B2310/08; B32B2310/0806; B32B2310/0831; B32B2323/00; B32B2323/10
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
1 words
1-aza-5-acryloxymethyl-3,7-dioxabicyclo(3.3.0)octane.
Claim 2
Dependent Claim
1 words
1-aza-5-methacryloxymethyl-3,7-dioxabicyclo(3.3.0)octane.
Claim 3
Dependent Claim
4 words
1-aza-5-acryloxymethyl-3,7-dioxabicyclo(3.3.0)octane -methyl iodide salt.
Claim 4
Dependent Claim
4 words
1-aza-5-acryloxymethyl-3,7-dioxabicyclo(3.3.0)octane -p-toluenesulfonic acid salt.
Claim 5
Dependent Claim
4 words
1-aza-5-methacryloxymethyl-3,7-dioxabicyclo(3.3.0)octane -p-toluenesulfonic acid salt.
Claim 6
Dependent Claim
4 words
1-aza-5-acryloxymethyl-3,7-dioxabicyclo(3.3.0)octane -picric acid salt.
Claim 7
Dependent Claim
2 words
1-Aza-5-acryloxymethyl-2,8-di-n-propyl-3,7-dioxabicyclo (3.3.0)octane.
Claim 8
Dependent Claim
3 words
1-Aza-2-propyl-5-acryloxymethyl-3,7-dioxabicyclo (3.3.0) octane.
Claim 9
Dependent Claim
4 words
1-Aza-2-(3'', 4''-dichlorophenyl)-5-acryloxymethyl-3,7-dioxabicyclo (3.3.0) octane.
References Cited (Backward Citations)
US3256137A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-17 | 1977-03-19 | 1977-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-17 | 1981-03-19 | 1981-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-17 | 1985-03-19 | 1985-09-18 | $7700.00 | Window Closed / Lapsed |