US2821547A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pyrolysis of myrtenyl compounds to monocyclics and acyclics
Assignee: Akzo Nobel Paints LLC
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Filing: 1953-06-12
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Granted: 1958-01-28
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Expires: 1973-06-12
Abstract
No abstract record available.
Inventors
- 👤 Eugene A Klein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:28
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/61; C07C45/67; C11; C11B; C11B9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
THE PROCESS WHICH COMPRISES HEATING A MYRTENYL COMPOUND OF THE GENERAL FORMULA
Claim 2
Dependent Claim
12 words
THE PROCESS WHICH COMPRISES HEATING A MYRTENYL COMPOUND OF THE GENERAL 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) | 1961-01-27 | 1961-07-29 | 1962-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-27 | 1965-07-29 | 1966-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-27 | 1969-07-29 | 1970-01-28 | $7700.00 | Window Closed / Lapsed |