US2611319A
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Assignee: Allis Chalmers Corp
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Filing: 1948-05-12
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Granted: 1952-09-23
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Expires: 1968-05-12
Abstract
No abstract record available.
Inventors
- 👤 Walter F Strehlow
- 👤 Kamlukin Igor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:12
CPC Classifications
F; F15; F15B; F15B11/00; F15B2211/00; F15B2211/20; F15B2211/205; F15B2211/2053; F15B2211/20546; F15B2211/30; F15B2211/305; F15B2211/30505; F15B2211/30525; F15B2211/32; F15B2211/321; F15B2211/324; F15B2211/50; F15B2211/505; F15B2211/50509; F15B2211/50518; F15B2211/50536; F15B2211/55; F15B2211/70; F15B2211/705; F15B2211/7051; F15B2211/7052; F15B2211/76
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-23 | 1956-03-24 | 1956-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-23 | 1960-03-24 | 1960-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-23 | 1964-03-24 | 1964-09-23 | $7700.00 | Window Closed / Lapsed |