US3061423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gradually available fertilizer comprising glycoluril
Assignee: Monsanto Chemicals Ltd
•
Filing: 1959-12-21
•
Granted: 1962-10-30
•
Expires: 1979-12-21
Abstract
No abstract record available.
Inventors
- 👤 William F Symes
- 👤 Loyal E Loveless
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:33
CPC Classifications
C; C05; C05C; C05C9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
A METHOD OF FERTILIZING LIVING PLANTS WITH A SOURCE OF SLOWLY AVAILABLE NITROGEN WHICH COMPRISES APPLYING GLYCOLURIL,
Claim 2
Independent Claim
17 words
A METHOD OF FERTILIZING LIVING PLANTS WITH A SOURCE OF SLOWLY AVAILABLE NITROGEN WHICH COMPRISES APPLYING GLYCOLURIL,
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) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |