Patent US2372402A successfully refreshed from Google Patents.
US2372402A
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US
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Interstitially coated compound and method of making the same
Assignee: Standard Brands Inc
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Filing: 1941-01-22
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Granted: 1945-03-27
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Expires: 1961-01-22
Abstract
No abstract record available.
Inventors
- 👤 William E Stokes
- 👤 William E Barch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:59
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/30; C; C01; C01B; C01B25/00; C01B25/16; C01B25/26; C01B25/30; C01B25/32; C01B25/327; C01B32/00; C01B32/60; C01D; C01D7/00; C07; C07C; C07C59/00; C07C59/235; C07C59/245; C07C59/255
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) | 1948-03-26 | 1948-09-25 | 1949-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-03-26 | 1952-09-25 | 1953-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-03-26 | 1956-09-25 | 1957-03-27 | $7700.00 | Window Closed / Lapsed |