Patent US3354853A successfully refreshed from Google Patents.
US3354853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of manufacturing sliding clasp fasteners
Assignee: Individual
•
Filing: 1963-09-27
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Granted: 1967-11-28
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Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 Haussmann Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:02
CPC Classifications
B; B29; B29D; B29D5/00; B29D5/06; A; A44; A44B; A44B18/00; A44B19/00; A44B19/24; A44B19/40; A44B19/406; A44B19/42; Y; Y10; Y10T; Y10T24/00; Y10T24/25; Y10T24/2518; Y10T24/2527; Y10T24/2529
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A PROCESS FOR THE MANUFACTURE OF SLIDING CLASP FASTENERS HAVING INTERLOCKING WIRE HELICES WHICH COMPRISES HEATING WIRES OF THERMOPLASTIC MATERIAL WHILE SHAPED INTO HELICES TO A TEMPERATURE ENSURING THEIR APPROXIMATE DIMENSIONAL STABILITY, SEWING THE HELICAL WIRES INTO STRINGERS, AND THEN FINALLY SETTING THE HELICAL WIRES BY HEATING THEM TO A SETTING TEMPERATURE WHICH IS NEAR THE MELTING TEMPERATURE OF THE THERMOPLASTIC MATERIAL COMPRISING THE WIRES UNDER MOIST CONDITIONS.
Claim 2
Dependent Claim
68 words
A PROCESS FOR THE MANUFACTURE OF SLIDING CLASP FASTENERS HAVING INTERLOCKING WIRE HELICES WHICH COMPRISES HEATING WIRES OF THERMOPLASTIC MATERIAL WHILE SHAPED INTO HELICES TO A TEMPERATURE ENSURING THEIR APPROXIMATE DIMENSIONAL STABILITY, SEWING THE HELICAL WIRES INTO STRINGERS, AND THEN FINALLY SETTING THE HELICAL WIRES BY HEATING THEM TO A SETTING TEMPERATURE WHICH IS NEAR THE MELTING TEMPERATURE OF THE THERMOPLASTIC MATERIAL COMPRISING THE WIRES UNDER MOIST CONDITIONS.
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) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |