Patent US3135036A successfully refreshed from Google Patents.
US3135036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Zipper fastener structure
Assignee: Scovill Inc
•
Filing: 1963-05-31
•
Granted: 1964-06-02
•
Expires: 1983-05-31
Abstract
No abstract record available.
Inventors
- 👤 John E Burbank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:54
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/24; A44B19/40; A44B19/406; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2518; Y10T24/2523
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A ZIPPER FASTENER STRUCTURE COMPRISING (A) A PLASTIC FILAMENT COIL; (B) A CORD EXTENDING AXIALLY THROUGH THE CONVOLUTIONS OF SAID COIL; (C) A FLEXIBLE SUPPORT TAPE, ONE EDGE PORTION OF WHICH OVERLAPS ONE SIDE OF SAID COIL; AND, (D) SECURING MEANS INCLUDING A FIRST LINE OF STITCHING PASSING THROUGH SAID TAPE EDGE PORTION AND THROUGH SAID COIL BETWEEN THE CONVOLUTIONS THEREOF, AND A SECOND LINE OF STITCHING PASSING THROUGH SAID TAPE AND BEING SPACED SLIGHTLY AWAY FROM SAID COIL; (E) SAID LINES OF STITCHING BEING INTERCONNECTED ON THE SIDE OF THE COIL OPPOSITE THE OVERLAPPING TAPE PORTION AND BEING MAINTAINED UNDER SUFFICIENT TENSION TO PULL THE TAPE AROUND THE INNER EDGE OF SAID COIL OUT OF THE GENERAL PLANE OF SAID OVERLAPPING EDGE PORTION.
Claim 2
Dependent Claim
124 words
A ZIPPER FASTENER STRUCTURE COMPRISING (A) A PLASTIC FILAMENT COIL; (B) A CORD EXTENDING AXIALLY THROUGH THE CONVOLUTIONS OF SAID COIL; (C) A FLEXIBLE SUPPORT TAPE, ONE EDGE PORTION OF WHICH OVERLAPS ONE SIDE OF SAID COIL; AND, (D) SECURING MEANS INCLUDING A FIRST LINE OF STITCHING PASSING THROUGH SAID TAPE EDGE PORTION AND THROUGH SAID COIL BETWEEN THE CONVOLUTIONS THEREOF, AND A SECOND LINE OF STITCHING PASSING THROUGH SAID TAPE AND BEING SPACED SLIGHTLY AWAY FROM SAID COIL; (E) SAID LINES OF STITCHING BEING INTERCONNECTED ON THE SIDE OF THE COIL OPPOSITE THE OVERLAPPING TAPE PORTION AND BEING MAINTAINED UNDER SUFFICIENT TENSION TO PULL THE TAPE AROUND THE INNER EDGE OF SAID COIL OUT OF THE GENERAL PLANE OF SAID OVERLAPPING EDGE PORTION.
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) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |