US2937099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental preparation
Assignee: Olin Corp
•
Filing: 1958-04-28
•
Granted: 1960-05-17
•
Expires: 1978-04-28
Abstract
No abstract record available.
Inventors
- 👤 Austin H Kutscher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:07
CPC Classifications
A; A61; A61K; A61K6/00; A61K6/80; A61K6/849; A61K6/864; A61K6/884; A61K6/891
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
A DENTAL COMPOSITION CONSISTING ESSENTIALLY OF ZINC OXIDE, EUGENOL AND DICALCIUM PHOSPHATE, THE LATTER BEING PRESENT IN AT LEAST ABOUT 2% OF THE WEIGHT OF THE ZINC OXIDE.
Claim 2
Dependent Claim
28 words
A DENTAL COMPOSITION CONSISTING ESSENTIALLY OF ZINC OXIDE, EUGENOL AND DICALCIUM PHOSPHATE, THE LATTER BEING PRESENT IN AT LEAST ABOUT 2% OF THE WEIGHT OF THE ZINC OXIDE.
References Cited (Backward Citations)
US1408960A
Cited
US2516438A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |