US2275212A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Parke Davis and Co LLC
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Filing: 1939-05-22
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Granted: 1942-03-03
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Expires: 1959-05-22
Abstract
No abstract record available.
Inventors
- 👤 Valentine Octave Le Clair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:06
CPC Classifications
A; A61; A61F; A61F15/00; A61F15/001; A61F15/002; B; B65; B65H; B65H75/00; B65H75/02; B65H75/04; B65H75/08; B65H75/14; B65H2701/00; B65H2701/30; B65H2701/37; B65H2701/377; B65H2701/50; B65H2701/51; B65H2701/511; B65H2701/5114
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) | 1945-03-02 | 1945-09-01 | 1946-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-03-02 | 1949-09-01 | 1950-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-03-02 | 1953-09-01 | 1954-03-03 | $7700.00 | Window Closed / Lapsed |