Patent US3276450A successfully refreshed from Google Patents.
US3276450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Binding means
Assignee: Individual
•
Filing: 1965-02-15
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Granted: 1966-10-04
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Expires: 1985-02-15
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Pelezzare
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:19
CPC Classifications
B; B42; B42F; B42F13/00; B42F13/16; B42F13/165
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A BINDER-FORMING ARTICLE OF MANUFACTURE COMPRISING A SHEET OF RESILIENT FLEXIBLE MATERIAL WHICH INCLUDES A THIN, FLAT, TRANSVERSELY EXTENDING WEB AND TWO THICKENED LONGITUDINALLY EXTENDING SPINES FORMED INTEGRAL WITH THE WEB AND DISPOSED ALONG OPPOSITE SIDE MARGINS THEREOF, EACH SPINE DEFINING A LOOP, EACH LOOP DEFINING AN APERTURE AND A SLIT EXTENDING FROM THE OUTER PERIPHERY OF THE LOOP INTO COMMUNICATION WITH SAID APERTURE, THE OUTER PERIPHERY OF EACH OF SAID LOOPS COMPRISING AN UPPER, THIN, RESILIENT, GENERALLY TRANSVERSELY EXTENDING LIP PORTION AND A LOWER RELEASABLY ABUTTING RESILIENT HOOK PORTION WHICH INCLUDES A GENERALLY TRANSVERSELY EXTENDING LIP PORTION AND GENERALLY UPWARDLY EXTENDING TERMINAL PORTION, SAID SHEET ALSO INCLUDING AT LEAST A PAIR OF GENERALLY DOWNWARDLY AND INWARDLY EXTENDING RESILIENT RIBS ALIGNED GENERALLY PARALLEL TO THE LONGITUDINAL SIDE MARGINS OF SAID SHEET AND DISPOSED A PREDETERMINED DISTANCE FROM EACH OTHER AND FROM SAID LONGITUDINAL SIDE MARGINS.
Claim 2
Dependent Claim
145 words
A BINDER-FORMING ARTICLE OF MANUFACTURE COMPRISING A SHEET OF RESILIENT FLEXIBLE MATERIAL WHICH INCLUDES A THIN, FLAT, TRANSVERSELY EXTENDING WEB AND TWO THICKENED LONGITUDINALLY EXTENDING SPINES FORMED INTEGRAL WITH THE WEB AND DISPOSED ALONG OPPOSITE SIDE MARGINS THEREOF, EACH SPINE DEFINING A LOOP, EACH LOOP DEFINING AN APERTURE AND A SLIT EXTENDING FROM THE OUTER PERIPHERY OF THE LOOP INTO COMMUNICATION WITH SAID APERTURE, THE OUTER PERIPHERY OF EACH OF SAID LOOPS COMPRISING AN UPPER, THIN, RESILIENT, GENERALLY TRANSVERSELY EXTENDING LIP PORTION AND A LOWER RELEASABLY ABUTTING RESILIENT HOOK PORTION WHICH INCLUDES A GENERALLY TRANSVERSELY EXTENDING LIP PORTION AND GENERALLY UPWARDLY EXTENDING TERMINAL PORTION, SAID SHEET ALSO INCLUDING AT LEAST A PAIR OF GENERALLY DOWNWARDLY AND INWARDLY EXTENDING RESILIENT RIBS ALIGNED GENERALLY PARALLEL TO THE LONGITUDINAL SIDE MARGINS OF SAID SHEET AND DISPOSED A PREDETERMINED DISTANCE FROM EACH OTHER AND FROM SAID LONGITUDINAL SIDE MARGINS.
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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |