US3134557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal spool
Assignee: Individual
•
Filing: 1960-09-16
•
Granted: 1964-05-26
•
Expires: 1980-09-16
Abstract
No abstract record available.
Inventors
- 👤 Cohen Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:13
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/04; B65H75/08; B65H75/14; B65D; B65D85/00; B65D85/02; B65D85/04; B65H2701/00; B65H2701/50; B65H2701/51; B65H2701/511; B65H2701/5114
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A SPOOL COMPRISING A TUBULAR CORE HAVING OPEN ENDS, CIRCUMFERENTIALLY SPACED TABS ON THE EDGE OF EACH OF SAID ENDS, A DISC-SHAPED FLANGE CONNECTED TO EACH END OF SAID CORE, EACH OF SAID FLANGES BEING PROVIDED WITH A CENTRAL APERTURE DEFINED BY UPSTANDING PERIPHERAL RIM, THE END PORTIONS OF SAID CORE EXTENDING THROUGH THE CENTRAL APERTURE OF THE CORRESPONDING FLANGES AND THE TABS THEREOF BEING BENT AROUND SAID RIM AND IN FRICTIONAL ENGAGEMENT THEREWITH, A CAP OVERLYING THE CENTRAL APERTURE OF EACH FLANGE, SAID CAP HAVING A CENTRALLY APERTURED DEPRESSED PORTION DEFINED BY A PERIPHERAL WALL AND FITTING WITHIN THE CORRESPONDING END PORTION OF THE CORE, SAID CAP HAVING A RADIALLY OUTWARDLY EXTENDING FLANGE OVERLYING THE CORRESPONDING BENT TABS AND IN FRICTION ENGAGEMENT THEREWITH, AND RIB MEANS ON THE PERIPHERAL WALL OF SAID DEPRESSED PORTION IN FRICTIONAL ENGAGEMENT WITH THE INNER PERIPHERAL SURFACE OF SAID CORE TO HOLD SAID CORE, CAP AND FLANGE IN LOCKED, NON-SLIPPABLE ENGAGEMENT.
Claim 2
Dependent Claim
157 words
A SPOOL COMPRISING A TUBULAR CORE HAVING OPEN ENDS, CIRCUMFERENTIALLY SPACED TABS ON THE EDGE OF EACH OF SAID ENDS, A DISC-SHAPED FLANGE CONNECTED TO EACH END OF SAID CORE, EACH OF SAID FLANGES BEING PROVIDED WITH A CENTRAL APERTURE DEFINED BY UPSTANDING PERIPHERAL RIM, THE END PORTIONS OF SAID CORE EXTENDING THROUGH THE CENTRAL APERTURE OF THE CORRESPONDING FLANGES AND THE TABS THEREOF BEING BENT AROUND SAID RIM AND IN FRICTIONAL ENGAGEMENT THEREWITH, A CAP OVERLYING THE CENTRAL APERTURE OF EACH FLANGE, SAID CAP HAVING A CENTRALLY APERTURED DEPRESSED PORTION DEFINED BY A PERIPHERAL WALL AND FITTING WITHIN THE CORRESPONDING END PORTION OF THE CORE, SAID CAP HAVING A RADIALLY OUTWARDLY EXTENDING FLANGE OVERLYING THE CORRESPONDING BENT TABS AND IN FRICTION ENGAGEMENT THEREWITH, AND RIB MEANS ON THE PERIPHERAL WALL OF SAID DEPRESSED PORTION IN FRICTIONAL ENGAGEMENT WITH THE INNER PERIPHERAL SURFACE OF SAID CORE TO HOLD SAID CORE, CAP AND FLANGE IN LOCKED, NON-SLIPPABLE ENGAGEMENT.
References Cited (Backward Citations)
US1712278A
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US1818149A
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US1920421A
Cited
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Cited
US1885693A
Cited
US1956191A
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Cited
US1965651A
Cited
US2083096A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |