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US2434666A
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US
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Plastic housing
Assignee: AT&T Inc
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Filing: 1943-05-07
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Granted: 1948-01-20
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Expires: 1963-05-07
Abstract
No abstract record available.
Inventors
- 👤 Warren P Mason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:02
CPC Classifications
G; G10; G10K; G10K11/00; G10K11/004; Y; Y10; Y10S; Y10S181/00; Y10S181/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1348538A
Cited
GB304173A
Cited
US1490742A
Cited
US2015674A
Cited
US2141752A
Cited
US2147649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-19 | 1951-07-21 | 1952-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-19 | 1955-07-21 | 1956-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-19 | 1959-07-21 | 1960-01-20 | $7700.00 | Window Closed / Lapsed |