Patent US2349699A successfully refreshed from Google Patents.
US2349699A
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US
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Apparatus and method for testing paint films
Assignee: Wyeth Holdings LLC
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Filing: 1942-09-25
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Granted: 1944-05-23
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Expires: 1962-09-25
Abstract
No abstract record available.
Inventors
- 👤 Boor Ladislav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:46
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/84; G01N21/88; G01N21/8803; G01N33/00; G01N33/26; G01N33/32; G01N35/00; G01N35/10; G01N2035/1027; G01N2035/1034; G01N2035/1037
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) | 1947-05-23 | 1947-11-22 | 1948-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-05-23 | 1951-11-22 | 1952-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-05-23 | 1955-11-22 | 1956-05-23 | $7700.00 | Window Closed / Lapsed |