US3234637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for the assembly of slide fasteners
Assignee: SLIDE O MATIC CORP
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Filing: 1964-09-24
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Granted: 1966-02-15
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Expires: 1984-09-24
Abstract
No abstract record available.
Inventors
- 👤 Mcmahon Mary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:29
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/42; A44B19/62; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49782; Y10T29/49826; Y10T29/49838; Y10T29/53; Y10T29/53291; Y10T29/533; Y10T29/53696
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A METHOD OF APPLYING SLIDERS TO A SLIDE FASTENER CHAIN, SAID CHAIN BEING COMPOSED OF A PAIR OF PARALLEL TAPES HAVING BEADS AND ELEMENTS ALONG THEIR INNER EDGE AND AN ELEMENT-FREE GAP SPACE AND SAID SLIDER HAVING OPPOSITELY DISPOSED CHANNELS ADAPTED TO RECEIVE SAID BEADS, WHICH COMPRISES: POSITIONING A GAP SPACE IN SAID SLIDE FASTENER CHAIN AT AN ASSEMBLY STATION; SPREADING SAID TAPES APART AT A FIRST POINT TOWARDS THE REAR OF SAID GAP SPACE; SPREADING TAPES APART AT A SECOND POINT TOWARDS THE FRONT OF SAID GAP SPACE AND INSERTING A SLIDER IN ALIGNMENT WITH SAID SLIDER FASTENER CHAIN BETWEEN SAID POINTS; FORCING SAID TAPES TOGETHER AT SAID FIRST POINT TO ENGAGE THE BEADS THEREOF WITH THE CHANNELS OF SAID SLIDER; AND ADVANCING SAID TAPE, WHILE RESTRAINING SAID SLIDER AND CONTINUING TO SPREAD SAID TAPES AT SAID SECOND POINT TO ENGAGE THE ELEMENTS ON SAID TAPES WITH SAID SLIDER CHANNELS.
Claim 2
Independent Claim
151 words
A METHOD OF APPLYING SLIDERS TO A SLIDE FASTENER CHAIN, SAID CHAIN BEING COMPOSED OF A PAIR OF PARALLEL TAPES HAVING BEADS AND ELEMENTS ALONG THEIR INNER EDGE AND AN ELEMENT-FREE GAP SPACE AND SAID SLIDER HAVING OPPOSITELY DISPOSED CHANNELS ADAPTED TO RECEIVE SAID BEADS, WHICH COMPRISES: POSITIONING A GAP SPACE IN SAID SLIDE FASTENER CHAIN AT AN ASSEMBLY STATION; SPREADING SAID TAPES APART AT A FIRST POINT TOWARDS THE REAR OF SAID GAP SPACE; SPREADING TAPES APART AT A SECOND POINT TOWARDS THE FRONT OF SAID GAP SPACE AND INSERTING A SLIDER IN ALIGNMENT WITH SAID SLIDER FASTENER CHAIN BETWEEN SAID POINTS; FORCING SAID TAPES TOGETHER AT SAID FIRST POINT TO ENGAGE THE BEADS THEREOF WITH THE CHANNELS OF SAID SLIDER; AND ADVANCING SAID TAPE, WHILE RESTRAINING SAID SLIDER AND CONTINUING TO SPREAD SAID TAPES AT SAID SECOND POINT TO ENGAGE THE ELEMENTS ON SAID TAPES WITH SAID SLIDER CHANNELS.
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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |