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Patent US3353256A successfully refreshed from Google Patents.
US3353256A
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Method of finishing slide fasteners
Assignee: Opti Holding AG
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Filing: 1965-07-19
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Granted: 1967-11-21
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Expires: 1985-07-19
Abstract
No abstract record available.
Inventors
- 👤 Frohlich Alfons
- 👤 Hochlehnert Franz
- 👤 Glaser Georg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:09
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/24; A44B19/36; A44B19/42; A44B19/58; A44B19/60; A44B19/62; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49764; Y10T29/49769; Y10T29/49778; Y10T29/4978; Y10T29/49782; Y10T29/51; Y10T29/5101; Y10T29/53; Y10T29/53291; Y10T29/533
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A METHOD OF PRODUCING INDIVIDUAL SLIDE FASTENERS FROM A CONTINUOUS STRIP HAVING A PAIR OF INTERLINKED ELONGATED FASTENER ELEMENTS MOUNTEDUPON RESPECTIVE BANDS, COMPRISING THE STEPS OF (A) FORMING WINDOWS BETWEEN SAID ELEMENTS AT SPACED LOCATIONS ALONG SAID STRIP; (B) MOUNTING RESPECTIVE SLIDERS ON SAID STRIP BY INSERTING THEM RESPECTIVELY THROUGH SAID WINDOWS, AND RELATIVELY DISPLACING SAID SLIDERS AND SAID STRIP BY HOLDING SAID SLIDERS STATIONARY AND CONTINUOUSLY MOVING SAID STRIP; AND (C) SEVERING SAID STRIP AFTER THE MOUNTING OF THE RESPECTIVE SLIDERS THEREON TO PRODUCE INDIVIDUAL SLIDE FASTENERS PROVIDED WITH RESPECTIVE SLIDERS, SAID WINDOWS BEING GENERALLY OF T-SHAPED CONFIGURATION WITH A HEAD EXTENDING TRANSVERSELY TO THE STRIP AND A LEG EXTENDING LONGITUDINALLY BETWEEN SAID ELEMENTS, EACH SLIDER DEFLECTING THE PORTION OF EACH OPENING ABOVE THE HEAD OF THE RESPECTIVE T OUT OF THE PLANE OF THE STRIP TO BRING THE EDGES OF THE WINDOW INTO THE PASSAGE OF THE SLIDER.
Claim 2
Independent Claim
150 words
A METHOD OF PRODUCING INDIVIDUAL SLIDE FASTENERS FROM A CONTINUOUS STRIP HAVING A PAIR OF INTERLINKED ELONGATED FASTENER ELEMENTS MOUNTEDUPON RESPECTIVE BANDS, COMPRISING THE STEPS OF (A) FORMING WINDOWS BETWEEN SAID ELEMENTS AT SPACED LOCATIONS ALONG SAID STRIP; (B) MOUNTING RESPECTIVE SLIDERS ON SAID STRIP BY INSERTING THEM RESPECTIVELY THROUGH SAID WINDOWS, AND RELATIVELY DISPLACING SAID SLIDERS AND SAID STRIP BY HOLDING SAID SLIDERS STATIONARY AND CONTINUOUSLY MOVING SAID STRIP; AND (C) SEVERING SAID STRIP AFTER THE MOUNTING OF THE RESPECTIVE SLIDERS THEREON TO PRODUCE INDIVIDUAL SLIDE FASTENERS PROVIDED WITH RESPECTIVE SLIDERS, SAID WINDOWS BEING GENERALLY OF T-SHAPED CONFIGURATION WITH A HEAD EXTENDING TRANSVERSELY TO THE STRIP AND A LEG EXTENDING LONGITUDINALLY BETWEEN SAID ELEMENTS, EACH SLIDER DEFLECTING THE PORTION OF EACH OPENING ABOVE THE HEAD OF THE RESPECTIVE T OUT OF THE PLANE OF THE STRIP TO BRING THE EDGES OF THE WINDOW INTO THE PASSAGE OF THE SLIDER.
References Cited (Backward Citations)
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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) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |