US1297494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dentifrice.
Assignee: LIZBETH E VAN WYCK RHEIN
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Filing: 1918-03-05
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Granted: 1919-03-18
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Expires: 1938-03-05
Abstract
No abstract record available.
Inventors
- 👤 Meyer L Rhein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:15
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/36; A61K8/365; A61K2800/00; A61K2800/20; A61K2800/22; A61K2800/222
Claims Analysis
Total Claims: 0
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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) | 1922-03-17 | 1922-09-16 | 1923-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-03-17 | 1926-09-16 | 1927-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-03-17 | 1930-09-16 | 1931-03-18 | $7700.00 | Window Closed / Lapsed |