Patent US1484415A successfully refreshed from Google Patents.
US1484415A
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Assignee: Shepherd Chemical Co
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Filing: 1920-02-20
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Granted: 1924-02-19
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Expires: 1940-02-20
Abstract
No abstract record available.
Inventors
- 👤 John P Shepherd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:51
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/92; A61K8/19; A61K8/20; A61K8/30; A61K8/33; A61K8/34; A61K8/347; A61K8/63; A61K8/922; A61K8/96; A61K8/97; A61K8/9783; A61K8/9789; A61K8/98; A61K8/987; A61K8/988; A61Q; A61Q11/00
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) | 1927-02-18 | 1927-08-20 | 1928-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-02-18 | 1931-08-20 | 1932-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-02-18 | 1935-08-20 | 1936-02-19 | $7700.00 | Window Closed / Lapsed |