US2475686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for applying liquid fertilizer
Assignee: Individual
•
Filing: 1947-12-29
•
Granted: 1949-07-12
•
Expires: 1967-12-29
Abstract
No abstract record available.
Inventors
- 👤 Philip C Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:16
CPC Classifications
A; A01; A01C; A01C23/00; A01C23/04; A01C23/047; Y; Y10; Y10S; Y10S111/00; Y10S111/925
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE12949C
Cited
NL11213C
Cited
US510287A
Cited
US974764A
Cited
US1747793A
Cited
US1980015A
Cited
US2246866A
Cited
US2199966A
Cited
US2381649A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-11 | 1953-01-10 | 1953-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-11 | 1957-01-10 | 1957-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-11 | 1961-01-10 | 1961-07-12 | $7700.00 | Window Closed / Lapsed |