US2587337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding threaded articles
Assignee: AH Wirz Inc
•
Filing: 1947-04-24
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Granted: 1952-02-26
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Expires: 1967-04-24
Abstract
No abstract record available.
Inventors
- 👤 John L Lay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:17
CPC Classifications
B; B29; B29D; B29D1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2047379A
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US2222732A
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US2238198A
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US2394260A
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US2363808A
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US2336212A
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US2404631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |