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US2620614A
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Grain harvesting machine
Assignee: MCCONNEL BOMFORD Ltd
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Filing: 1949-08-25
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Granted: 1952-12-09
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Expires: 1969-08-25
Abstract
No abstract record available.
Inventors
- 👤 Mcconnel Frederic Whigham
- 👤 Bomford Douglas Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:53
CPC Classifications
A; A01; A01D; A01D41/00; A01D41/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR345135A
Cited
US1134443A
Cited
DE402899C
Cited
US2076523A
Cited
GB572040A
Cited
US2495417A
Cited
US2514519A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |