Patent US2195587A successfully refreshed from Google Patents.
US2195587A
Expired / Lapsed
US
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Treated penetrable article and method of making
Assignee: Individual
•
Filing: 1938-11-05
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Granted: 1940-04-02
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Expires: 1958-11-05
Abstract
No abstract record available.
Inventors
- 👤 Snell Foster Dee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:37
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/009; C04B28/00; C04B28/24; C04B28/26; C04B41/45; C04B41/50; C04B41/5076; C04B41/5089; C04B41/60; C04B41/61; C04B41/65; C04B41/68
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) | 1943-04-02 | 1943-10-02 | 1944-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-04-02 | 1947-10-02 | 1948-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-04-02 | 1951-10-02 | 1952-04-02 | $7700.00 | Window Closed / Lapsed |