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Patent US1905133A successfully refreshed from Google Patents.
US1905133A
Expired / Lapsed
US
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Hydraulic feed for machinery
Assignee: Leland Gifford Co
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Filing: 1929-04-23
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Granted: 1933-04-25
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Expires: 1949-04-23
Abstract
No abstract record available.
Inventors
- 👤 Benjamin S T Bishop
- 👤 Eric J Hirvonen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:23
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/26; B23Q5/266; B23Q5/268; Y; Y10; Y10T; Y10T408/00; Y10T408/65; Y10T408/675; Y10T408/6757; Y10T409/00; Y10T409/30; Y10T409/306664
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1936-04-24 | 1936-10-24 | 1937-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-04-24 | 1940-10-24 | 1941-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-04-24 | 1944-10-24 | 1945-04-25 | $7700.00 | Window Closed / Lapsed |