US2673146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of felted-fiber reinforced abrasive products
Assignee: Raybestos Manhattan Inc
•
Filing: 1950-05-09
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Granted: 1954-03-23
•
Expires: 1970-05-09
Abstract
No abstract record available.
Inventors
- 👤 Joseph N Kuzmick
- 👤 Lamar S Hilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:31
CPC Classifications
B; B24; B24D; B24D3/00; B24D3/34; B24D3/342; B24D3/344; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
THE METHOD OF MAKING A FELTED-FIBRE REINFORCED ABRASIVE PRODUCT WHICH CONSISTS IN MIXING A WATER DISPERSION OF A COLLOIDAL CLAY WITH A FIBRE FLOCK AND PRODUCING A FELT FORMING MASS IN WHICH THE FIBRES ARE DISPERSED IN THE MASS, THE CONCENTRATION OF FIBRE IN THE WATER BEING OF THE ORDER OF 6% TO 15% AND THE WEIGHT CONTENT OF THE FIBRES IN THE MASS BEING OF THE SAME ORDER OF MAGNITUDE AS THE WEIGHT CONTENT OF THE COLLOIDAL CLAY IN THE MASS, MIXING THE SAID MASS WITH ABRASIVE GRAINS AND A BINDER, INCLUDING A COLLOIDALLY DISPERSED RUBBER BINDER, THEREBY PRODUCING A FELTED-FIBRE REINFORCED ABRASIVE-BINDER MASS, SHAPING SAID ABRASIVE MASS TO ABRASIVE PRODUCT FORM, EXPELLING THE WATER THEREFROM AND THAN CURING THE SAME.
Claim 2
Independent Claim
122 words
THE METHOD OF MAKING A FELTED-FIBRE REINFORCED ABRASIVE PRODUCT WHICH CONSISTS IN MIXING A WATER DISPERSION OF A COLLOIDAL CLAY WITH A FIBRE FLOCK AND PRODUCING A FELT FORMING MASS IN WHICH THE FIBRES ARE DISPERSED IN THE MASS, THE CONCENTRATION OF FIBRE IN THE WATER BEING OF THE ORDER OF 6% TO 15% AND THE WEIGHT CONTENT OF THE FIBRES IN THE MASS BEING OF THE SAME ORDER OF MAGNITUDE AS THE WEIGHT CONTENT OF THE COLLOIDAL CLAY IN THE MASS, MIXING THE SAID MASS WITH ABRASIVE GRAINS AND A BINDER, INCLUDING A COLLOIDALLY DISPERSED RUBBER BINDER, THEREBY PRODUCING A FELTED-FIBRE REINFORCED ABRASIVE-BINDER MASS, SHAPING SAID ABRASIVE MASS TO ABRASIVE PRODUCT FORM, EXPELLING THE WATER THEREFROM AND THAN CURING THE SAME.
References Cited (Backward Citations)
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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) | 1957-03-22 | 1957-09-21 | 1958-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-22 | 1961-09-21 | 1962-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-22 | 1965-09-21 | 1966-03-23 | $7700.00 | Window Closed / Lapsed |