US3170279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing a gang of nailing means from sheet metal
Assignee: Individual
•
Filing: 1960-06-28
•
Granted: 1965-02-23
•
Expires: 1980-06-28
Abstract
No abstract record available.
Inventors
- 👤 Dubini Antonio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:51
CPC Classifications
F; F16; F16B; F16B15/00; F16B15/08; B; B21; B21D; B21D53/00; B21D53/36; B21G; B21G3/00; B21G3/005; B25; B25C; B25C5/00; B25C5/02; Y; Y10; Y10S; Y10S411/00; Y10S411/92
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN A METHOD OF PRODUCING A GANG OF INTERCONNECTED STAPLES, COMPRISING THE STEPS OF CORRUGATING A STRIP OF SHEET METAL TRANSVERSELY TO ITS ELONGATION TO FORM ALTERNATING RIDGE AND GROOVE PORTIONS IN WHICH SAID GROOVE PORTIONS ARE BENT TO A SMALLER RADIUS OF CURVATURE THAN SAID RIDGE PORTIONS TO STRESS THE MATERIAL AT SAID GROOVE PORTIONS TO A GREATER EXTENT THAN THE REMAINDER OF SAID STRIP; AND SUBSEQUENTLY PIERCING THROUGH SAID CORRUGATED STRIP ALONG SPACED LINES RESPECTIVELY EXTENDING ALONG THE BOTTOMS OF SAID GROOVE PORTIONS EXCEPT AT SPACED PORTIONS ALONG SAID LINES TO LEAVE SPACED UNCUT PORTIONS INTEGRALLY CONNECTING ADJACENT RIDGE PORTIONS OF SAID STRIP.
Claim 2
Dependent Claim
105 words
IN A METHOD OF PRODUCING A GANG OF INTERCONNECTED STAPLES, COMPRISING THE STEPS OF CORRUGATING A STRIP OF SHEET METAL TRANSVERSELY TO ITS ELONGATION TO FORM ALTERNATING RIDGE AND GROOVE PORTIONS IN WHICH SAID GROOVE PORTIONS ARE BENT TO A SMALLER RADIUS OF CURVATURE THAN SAID RIDGE PORTIONS TO STRESS THE MATERIAL AT SAID GROOVE PORTIONS TO A GREATER EXTENT THAN THE REMAINDER OF SAID STRIP; AND SUBSEQUENTLY PIERCING THROUGH SAID CORRUGATED STRIP ALONG SPACED LINES RESPECTIVELY EXTENDING ALONG THE BOTTOMS OF SAID GROOVE PORTIONS EXCEPT AT SPACED PORTIONS ALONG SAID LINES TO LEAVE SPACED UNCUT PORTIONS INTEGRALLY CONNECTING ADJACENT RIDGE PORTIONS OF SAID STRIP.
References Cited (Backward Citations)
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Cited
US2242967A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |