Patent US1958192A successfully refreshed from Google Patents.
US1958192A
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US
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Assignee: Sherwin Williams Co
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Filing: 1932-01-20
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Granted: 1934-05-08
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Expires: 1952-01-20
Abstract
No abstract record available.
Inventors
- 👤 Russell M Fletcher
- 👤 Frederic H Lang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:58
CPC Classifications
G; G01; G01J; G01J3/00; G01J3/46; G01J3/52; G01J3/463
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) | 1937-05-07 | 1937-11-06 | 1938-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-05-07 | 1941-11-06 | 1942-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-05-07 | 1945-11-06 | 1946-05-08 | $7700.00 | Window Closed / Lapsed |