US2789399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for protecting soil slopes, water runs, gulches, ditches and the like by seeding and covering
Assignee: Individual
•
Filing: 1955-01-03
•
Granted: 1957-04-23
•
Expires: 1975-01-03
Abstract
No abstract record available.
Inventors
- 👤 Charles O Finn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:50
CPC Classifications
C; C09; C09K; C09K17/00; C09K17/52; Y; Y10; Y10S; Y10S111/00; Y10S111/90
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
68 words
IN A METHOD OF PROTECTING A WATER RUN-OFF BED AGAINST EROSION, THE STEPS OF FORMING A FIBRE MAT CONSISTING OF FIBRES HAVING ADHESIVE SPOTTED ON THE SURFACE THEREOF TO SECURE THE FIBRES TOGETHER, AND THEN FORMING ON THE SURFACE OF THE FIBRE MAT A COVERING OF INSOLUBLE GRANULAR MATERIAL HAVING ON THE SURFACE THEREOF AN ADHESIVE WHICH BONDS THE GRANULES TO EACH OTHER AND TO THE FIBRE MAT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-22 | 1960-10-22 | 1961-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-22 | 1964-10-22 | 1965-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-22 | 1968-10-22 | 1969-04-23 | $7700.00 | Window Closed / Lapsed |