Patent US3176437A successfully refreshed from Google Patents.
US3176437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fiber product
Assignee: JOHN A MANNING PAPER CO Inc
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Filing: 1962-07-12
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Granted: 1965-04-06
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Expires: 1982-07-12
Abstract
No abstract record available.
Inventors
- 👤 Charles E Lanyon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:06
CPC Classifications
B; B24; B24D; B24D11/00; B24D11/001; B24D11/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A COATED ABRASIVE COMPRISING ABRASIVE GRAINS ANCHORED BY AN ADHESIVE TO A FIBROUS BACKING COMPRISED OF MULTIPLE FIBROUS LAYERS AND A RESIN FILM BETWEEN AND BONDED TO FIRST AND SECOND ONES OF SAID LAYERS SAID ADHESIVE BEING CONTIGUOUS WITH A FIBROUS LAYER OF SAID BACKING AND ANCHORING SAID GRAINS DIRECTLY THERETO.
Claim 2
Dependent Claim
51 words
A COATED ABRASIVE COMPRISING ABRASIVE GRAINS ANCHORED BY AN ADHESIVE TO A FIBROUS BACKING COMPRISED OF MULTIPLE FIBROUS LAYERS AND A RESIN FILM BETWEEN AND BONDED TO FIRST AND SECOND ONES OF SAID LAYERS SAID ADHESIVE BEING CONTIGUOUS WITH A FIBROUS LAYER OF SAID BACKING AND ANCHORING SAID GRAINS DIRECTLY THERETO.
References Cited (Backward Citations)
US2186001A
Cited
US2226553A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |