US3279673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stapling machine
Assignee: SCHAFROTH
•
Filing: 1964-10-05
•
Granted: 1966-10-18
•
Expires: 1984-10-05
Abstract
No abstract record available.
Inventors
- 👤 Schafroth Werner
- 👤 Anthony E Cairatti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:27
CPC Classifications
B; B25; B25C; B25C5/00; B25C5/02; B25C5/0221; B25C5/0278
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A STAPLING MACHINE HAVING A STAPLING MECHANISM OF THE RETRACTABLE ANVIL TYPE HAVING A REMOVABLE CARTRIDGE WITH STRAIGHT STAPLE ELEMENTS THEREIN IN ROLL FORM CONNECTED BY MEANS OF TAPE, SAID CARTRIDGE HAVING MEANS THEREIN FOR REMOVING SAID TAPE FROM SAID STAPLE ELEMENTS THEREFROM AND ISSUING INDIVIDUAL UNCONNECTED STRAIGHT STAPLE ELEMENTS FROM THE CARTRIDGE TO A PREFORMING POSITION UNDER A PRE-FORMING DIE IN SAID STAPLING MACHINE TO FORM A STAPLE, SAID CARTRIDGE HAVING MEANS THEREIN FOR FOCING SAID PRE-FORMED STAPLE TO A TRANSITORY POSITION AND THEREAFTER TO A POSITION BENEATH A DRIVING BLADE IN SAID STAPLING MECHANISM TO DRIVE SAID STAPLE AND CLINCH THE SAME WITH SAID RETRACTABLE ANVILS.
Claim 2
Dependent Claim
108 words
A STAPLING MACHINE HAVING A STAPLING MECHANISM OF THE RETRACTABLE ANVIL TYPE HAVING A REMOVABLE CARTRIDGE WITH STRAIGHT STAPLE ELEMENTS THEREIN IN ROLL FORM CONNECTED BY MEANS OF TAPE, SAID CARTRIDGE HAVING MEANS THEREIN FOR REMOVING SAID TAPE FROM SAID STAPLE ELEMENTS THEREFROM AND ISSUING INDIVIDUAL UNCONNECTED STRAIGHT STAPLE ELEMENTS FROM THE CARTRIDGE TO A PREFORMING POSITION UNDER A PRE-FORMING DIE IN SAID STAPLING MACHINE TO FORM A STAPLE, SAID CARTRIDGE HAVING MEANS THEREIN FOR FOCING SAID PRE-FORMED STAPLE TO A TRANSITORY POSITION AND THEREAFTER TO A POSITION BENEATH A DRIVING BLADE IN SAID STAPLING MECHANISM TO DRIVE SAID STAPLE AND CLINCH THE SAME WITH SAID RETRACTABLE ANVILS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |