US3148415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flat clothing for carding machines
Assignee: Whitin Machine Works Inc
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Filing: 1961-09-27
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Granted: 1964-09-15
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Expires: 1981-09-27
Abstract
No abstract record available.
Inventors
- 👤 Reiterer Ferdinand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:06
CPC Classifications
D; D01; D01G; D01G15/00; D01G15/84
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
FLAT CLOTHING FOR A CARDING FLAT COMPRISING A BASE PORTION HAVING A PLURALITY OF SERRATED RIDGES PROVIDED WITH TOP SURFACES AND PROJECTING OUTWARDLY FROM ONE SIDE AND EXTENDING IN A DIRECTION TRANSVERSE TO THE INTENDED DIRECTION OF MOTION OF THE CLOTHING THE TOP SURFACE OF EACH SERRATED RIDGE COMPRISING A CONTINUOUS SERIES OF SURFACE PORTIONS CONSISTING OF PROJECTING TEETH AND LOWER SURFACE PORTIONS INTERPOSED BETWEEN TEETH, AND A PLURALITY OF GROOVES EXTENDING BETWEEN THE RIDGES AND HAVING A DEPTH WHICH EXTENDS BELOW THE LOWER SURFACE PORTIONS OF THE TOP SURFACES OF THE SERRATED RIDGES.
Claim 2
Dependent Claim
94 words
FLAT CLOTHING FOR A CARDING FLAT COMPRISING A BASE PORTION HAVING A PLURALITY OF SERRATED RIDGES PROVIDED WITH TOP SURFACES AND PROJECTING OUTWARDLY FROM ONE SIDE AND EXTENDING IN A DIRECTION TRANSVERSE TO THE INTENDED DIRECTION OF MOTION OF THE CLOTHING THE TOP SURFACE OF EACH SERRATED RIDGE COMPRISING A CONTINUOUS SERIES OF SURFACE PORTIONS CONSISTING OF PROJECTING TEETH AND LOWER SURFACE PORTIONS INTERPOSED BETWEEN TEETH, AND A PLURALITY OF GROOVES EXTENDING BETWEEN THE RIDGES AND HAVING A DEPTH WHICH EXTENDS BELOW THE LOWER SURFACE PORTIONS OF THE TOP SURFACES OF THE SERRATED RIDGES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |