Patent US3263291A successfully refreshed from Google Patents.
US3263291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
End stop for plastic zipper
Assignee: Scovill Inc
•
Filing: 1965-03-12
•
Granted: 1966-08-02
•
Expires: 1985-03-12
Abstract
No abstract record available.
Inventors
- 👤 Donald O Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:55
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/24; A44B19/36; A44B19/40; A44B19/406; Y; Y10; Y10S; Y10S425/00; Y10S425/814; Y10T; Y10T24/00; Y10T24/25; Y10T24/2518; Y10T24/2527; Y10T24/2596
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN A ZIPPER EMPLOYING A PAIR OF TAPES AND FASTENING MEANS IN THE FORM OF A CONTINUOUS THERMOPLASTIC FILAMENT SECURED TO EACH OF SAID TAPES, EACH OF SAID FILAMENTS BEING SHAPED TO PROVIDE CLOSELY SPACED LOOPS ADAPTED TO NEST BETWEEN AND INTERLOCK WITH THE LOOPS OF THE OTHER OF SAID FILAMENTS, PORTIONS OF EACH LOOPS BEING IN ABUTTING RELATIONSHIP WITH PORTIONS OF THE ADJACENT LOOPS OF THE MATING FILAMENT; MEANS FORMING AN END STOP COMPRISING A PLURALITY OF THE AFORESAID LOOPS WHICH ARE WELDED TOGETHER WHERE THEY ARE IN ABUTTING RELATIONSHIP.
Claim 2
Dependent Claim
91 words
IN A ZIPPER EMPLOYING A PAIR OF TAPES AND FASTENING MEANS IN THE FORM OF A CONTINUOUS THERMOPLASTIC FILAMENT SECURED TO EACH OF SAID TAPES, EACH OF SAID FILAMENTS BEING SHAPED TO PROVIDE CLOSELY SPACED LOOPS ADAPTED TO NEST BETWEEN AND INTERLOCK WITH THE LOOPS OF THE OTHER OF SAID FILAMENTS, PORTIONS OF EACH LOOPS BEING IN ABUTTING RELATIONSHIP WITH PORTIONS OF THE ADJACENT LOOPS OF THE MATING FILAMENT; MEANS FORMING AN END STOP COMPRISING A PLURALITY OF THE AFORESAID LOOPS WHICH ARE WELDED TOGETHER WHERE THEY ARE IN ABUTTING RELATIONSHIP.
References Cited (Backward Citations)
US2832119A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |