Patent US2102207A successfully refreshed from Google Patents.
US2102207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated paper and paper-coating compositions
Assignee: EIDP Inc
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Filing: 1936-01-23
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Granted: 1937-12-14
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Expires: 1956-01-23
Abstract
No abstract record available.
Inventors
- 👤 James K Hunt
- 👤 George H Latham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:51
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/34; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31971; Y10T428/31975
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) | 1940-12-13 | 1941-06-14 | 1941-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-12-13 | 1945-06-14 | 1945-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-12-13 | 1949-06-14 | 1949-12-14 | $7700.00 | Window Closed / Lapsed |