US2796337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making an abrasive wheel
Assignee: Merit Products Inc
•
Filing: 1955-02-14
•
Granted: 1957-06-18
•
Expires: 1975-02-14
Abstract
No abstract record available.
Inventors
- 👤 Block Aleck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:25
CPC Classifications
B; B24; B24D; B24D13/00; B24D13/02; B24D13/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
THE METHOD OF FORMING AN ABRASIVE GRINDING WHEEL COMPRISING ASSEMBLING A LARGE NUMBER OF SEPARATE SUBSTANTIALLY RECTANGULAR LEAVE ADJACENT EACH OTHER IN A LONG ROW, AT LEAST SOME OF SAID LEAVES HAVING AN ABRASIVE SURFACE THEREON, HOLDING SAID LEAVES IN TIGHT PARALLEL PROXIMITY TO EACH OTHER WITH ONE OF THEIR NARROW EDGES UPRIGHT AND EXPOSED, APPLYING A COATING OF RESILIENT ADHESIVE TO THE TOP OF THE EXPOSED NARROW EDGES OF SAID LEAVES, DRYING SAID ADHESIVE, SAID ADHESIVE BINDING SAID LEAVES TOGETHER TO FORM A ELONGATED RESILIENT STRIP HAVING A CEN-
Claim 2
Independent Claim
90 words
THE METHOD OF FORMING AN ABRASIVE GRINDING WHEEL COMPRISING ASSEMBLING A LARGE NUMBER OF SEPARATE SUBSTANTIALLY RECTANGULAR LEAVE ADJACENT EACH OTHER IN A LONG ROW, AT LEAST SOME OF SAID LEAVES HAVING AN ABRASIVE SURFACE THEREON, HOLDING SAID LEAVES IN TIGHT PARALLEL PROXIMITY TO EACH OTHER WITH ONE OF THEIR NARROW EDGES UPRIGHT AND EXPOSED, APPLYING A COATING OF RESILIENT ADHESIVE TO THE TOP OF THE EXPOSED NARROW EDGES OF SAID LEAVES, DRYING SAID ADHESIVE, SAID ADHESIVE BINDING SAID LEAVES TOGETHER TO FORM A ELONGATED RESILIENT STRIP HAVING A CEN-
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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) | 1960-06-17 | 1960-12-17 | 1961-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-17 | 1964-12-17 | 1965-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-17 | 1968-12-17 | 1969-06-18 | $7700.00 | Window Closed / Lapsed |