US3045764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Close cutting cultivator
Assignee: Individual
•
Filing: 1958-10-03
•
Granted: 1962-07-24
•
Expires: 1978-10-03
Abstract
No abstract record available.
Inventors
- 👤 Warren B Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:00
CPC Classifications
A; A01; A01B; A01B39/00; A01B39/20; A01B39/22; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20468
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
BE517542A
Cited
US467415A
Cited
US597644A
Cited
US852295A
Cited
US1051012A
Cited
US1188184A
Cited
US1205967A
Cited
US1700117A
Cited
FR736499A
Cited
FR746735A
Cited
FR754753A
Cited
US2558154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |