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Patent US2532374A successfully refreshed from Google Patents.
US2532374A
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US
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Rubber-phenolic resin composition
Assignee: Durez Plastics and Chemicals Inc
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Filing: 1945-05-26
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Granted: 1950-12-05
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Expires: 1965-05-26
Abstract
No abstract record available.
Inventors
- 👤 Alvin F Shepard
- 👤 Joseph F Boiney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:43
CPC Classifications
C; C08; C08L; C08L9/00; C08L9/02; C08L61/00; C08L61/04; C08L61/06; C08L93/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2078617A
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US2102130A
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US2170950A
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US2335603A
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US2310077A
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US2341115A
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US2371870A
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US2325981A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |