Patent US3022277A successfully refreshed from Google Patents.
US3022277A
Expired / Lapsed
US
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Polyhalogen containing bicyclic acrylate esters
Assignee: Hooker Chemical Corp
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Filing: 1958-07-17
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Granted: 1962-02-20
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Expires: 1978-07-17
Abstract
No abstract record available.
Inventors
- 👤 Samuel J Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:59
CPC Classifications
C; C08; C08F; C08F20/00; C08F20/02; C08F20/10; C08F20/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
A COMPOSITION OF MATTER HAVING THE FORMULA:
Claim 2
Dependent Claim
7 words
A COMPOSITION OF MATTER HAVING THE FORMULA:
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) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |