US2541923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding apparatus
Assignee: AT&T Inc
•
Filing: 1946-01-26
•
Granted: 1951-02-13
•
Expires: 1966-01-26
Abstract
No abstract record available.
Inventors
- 👤 Trevor S Huxham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:09
CPC Classifications
B; B29; B29C; B29C43/00; Y; Y10; Y10S; Y10S425/00; Y10S425/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US469053A
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US1150437A
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US1244676A
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US1898251A
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US1919070A
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US2100985A
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US2194538A
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US2321469A
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US2325687A
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US2350971A
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US2327665A
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US2380359A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-12 | 1954-08-14 | 1955-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-12 | 1958-08-14 | 1959-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-12 | 1962-08-14 | 1963-02-13 | $7700.00 | Window Closed / Lapsed |