US3271377A
Expired / Lapsed
US
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Polymerizable 2-alkylene-m-dioxanyl acrylic esters
Assignee: Gulf Oil Corp
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Filing: 1962-05-23
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Granted: 1966-09-06
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Expires: 1982-05-23
Abstract
No abstract record available.
Inventors
- 👤 Gerald J Mantell
- 👤 Rankin David
- 👤 Francis R Galiano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:12
CPC Classifications
C; C07; C07D; C07D319/00; C07D319/04; C07D319/06; C08; C08F; C08F20/00; C08F20/02; C08F20/10; C08F20/26; C08F20/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
A POLYMERIZABLE 2-ALKYLENE-M-DIOXANYL ACRYLIC ESTER REPRESENTED BY THE FOLLOWING FORMULA:
Claim 2
Dependent Claim
10 words
A POLYMERIZABLE 2-ALKYLENE-M-DIOXANYL ACRYLIC ESTER REPRESENTED BY THE FOLLOWING 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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |