Patent US2888383A successfully refreshed from Google Patents.
US2888383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oral prophylactic compositions comprising a betaine derivative
Assignee: International Minerals and Chemical Corp
•
Filing: 1956-09-12
•
Granted: 1959-05-26
•
Expires: 1976-09-12
Abstract
No abstract record available.
Inventors
- 👤 Harold J Byrne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:59
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/44; A61Q; A61Q11/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
AN ORAL PROPHYLACTIC COMPOSITION CONTAINING, AS AN INHIBITOR FOR ACID FORMATION WITHIN THE ORAL CAVITY, A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF THE C10C16 ALKYL ESTERS AND THE C10-C18 ALKYLAMIDES OF THE TRIMETHYLBETAINES OF THE C2 AND C3 AMINOALKANOIC ACIDS.
Claim 2
Dependent Claim
41 words
AN ORAL PROPHYLACTIC COMPOSITION CONTAINING, AS AN INHIBITOR FOR ACID FORMATION WITHIN THE ORAL CAVITY, A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF THE C10C16 ALKYL ESTERS AND THE C10-C18 ALKYLAMIDES OF THE TRIMETHYLBETAINES OF THE C2 AND C3 AMINOALKANOIC ACIDS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-25 | 1962-11-24 | 1963-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-25 | 1966-11-24 | 1967-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-25 | 1970-11-24 | 1971-05-26 | $7700.00 | Window Closed / Lapsed |