US2459739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastomeric copolymer mixed with phenol-aldehyde resin
Assignee: Bridgestone Firestone Inc
•
Filing: 1944-04-01
•
Granted: 1949-01-18
•
Expires: 1964-04-01
Abstract
No abstract record available.
Inventors
- 👤 Frank J Groten
- 👤 Robert J Reid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:03
CPC Classifications
C; C08; C08L; C08L9/00; C08L9/02; C08L61/00; C08L61/04; C08L61/06; C08L9/04; Y; Y10; Y10S; Y10S215/00; Y10S215/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1200692A
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FR804552A
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GB497137A
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FR48977E
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GB511368A
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US2270959A
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US2341115A
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US2229880A
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US2277941A
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US2325981A
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US2394783A
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US2334526A
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US2376854A
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US2405038A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-18 | 1952-07-19 | 1953-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-18 | 1956-07-19 | 1957-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-18 | 1960-07-19 | 1961-01-18 | $7700.00 | Window Closed / Lapsed |