Patent US3035896A successfully refreshed from Google Patents.
US3035896A
Expired / Lapsed
US
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Compounds of the formula ab'0.5 b"0.5 o3 and process for preparing the same
Assignee: EIDP Inc
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Filing: 1959-08-03
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Granted: 1962-05-22
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Expires: 1979-08-03
Abstract
No abstract record available.
Inventors
- 👤 Lothar H Brixner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:18
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/495
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
2. A COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
6 words
2. A COMPOUND HAVING THE FORMULA
References Cited (Backward Citations)
US2992929A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |