US3175809A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rabble tooth
Assignee: Cyprus Amax Minerals Co
•
Filing: 1962-03-06
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Granted: 1965-03-30
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Expires: 1982-03-06
Abstract
No abstract record available.
Inventors
- 👤 George R Grimes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:57
CPC Classifications
C; C04; C04B; C04B11/00; C04B11/02; C04B11/028; C04B2/00; C04B2/10; C04B7/00; C04B7/36; C04B7/43; F; F27; F27B; F27B9/00; F27B9/14; F27B9/20; F27B9/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A RABBLE TOOTH COMPRISING AN ELONGATD COMPOSITE BLADE FORMED WITH AT LEAST ONE SCRAPING EDGE THEREALONG, A HARD WEAR-RESISTANT SLAB-SHAPED INSERT DISPOSED WITHIN AND EXTENDING SUBSTANTIALLY THE ENTIRE LENGTH OF SAID SCRAPING EDGE TO A POINT SPACED INWARDLY THEREFROM, SAID INSERT EXPOSED ALONG SAID SCRAPING EDGE AND FORMING A SUBSTANTIALLY CONTINUOUS WORKING EDGE, SAID INSERT INCLUDING AT LEAST ONE APERTURE THERETHROUGH THROUGH WHICH THE MATERAIL OF SAID BLADE EXTENDS MECHANICALLY INTERLOCKING SAID INSERT WITHIN SAID BLADE, AND MEANS ON SAID BLADE FOR R
Claim 2
Dependent Claim
83 words
A RABBLE TOOTH COMPRISING AN ELONGATD COMPOSITE BLADE FORMED WITH AT LEAST ONE SCRAPING EDGE THEREALONG, A HARD WEAR-RESISTANT SLAB-SHAPED INSERT DISPOSED WITHIN AND EXTENDING SUBSTANTIALLY THE ENTIRE LENGTH OF SAID SCRAPING EDGE TO A POINT SPACED INWARDLY THEREFROM, SAID INSERT EXPOSED ALONG SAID SCRAPING EDGE AND FORMING A SUBSTANTIALLY CONTINUOUS WORKING EDGE, SAID INSERT INCLUDING AT LEAST ONE APERTURE THERETHROUGH THROUGH WHICH THE MATERAIL OF SAID BLADE EXTENDS MECHANICALLY INTERLOCKING SAID INSERT WITHIN SAID BLADE, AND MEANS ON SAID BLADE FOR R
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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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |