US3073822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of preparing 4-substituted-2-morpholones
Assignee: GAF Chemicals Corp
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Filing: 1960-05-10
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Granted: 1963-01-15
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Expires: 1980-05-10
Abstract
No abstract record available.
Inventors
- 👤 Herman S Schultz
- 👤 Joseph P Copes
- 👤 Raymond L Mayhew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:07
CPC Classifications
C; C07; C07D; C07D265/00; C07D265/28; C07D265/30; C07D265/32; B; B01; B01J; B01J23/00; B01J23/70; B01J23/72; B01J23/90; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/584
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
9 words
THE PROCESS OF PREPARING A MORPHOLONE OF THE FORMULA:
Claim 2
Dependent Claim
9 words
THE PROCESS OF PREPARING A MORPHOLONE OF 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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |