Patent US3615499A successfully refreshed from Google Patents.
Patent US2995050A successfully refreshed from Google Patents.
US2995050A
Expired / Lapsed
US
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Reducing the cross-section of material
Assignee: Baldwin Lima Hamilton Corp
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Filing: 1959-04-27
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Granted: 1961-08-08
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Expires: 1979-04-27
Abstract
No abstract record available.
Inventors
- 👤 Karron Jacob
- 👤 George N Landis
- 👤 Robbins Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:59
CPC Classifications
B; B21; B21B; B21B11/00; B21B1/00; B21B1/38; B21B39/00; B21B39/02; B21B39/08; Y; Y10; Y10S; Y10S29/00; Y10S29/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US497126A
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US1414500A
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US1908267A
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US2568303A
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US2638207A
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US2736824A
Cited
US2767767A
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US2891180A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |