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US3355771A
Expired / Lapsed
US
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Injection molding apparatus for manufacturing zippers
Assignee: Individual
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Filing: 1965-07-26
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Granted: 1967-12-05
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Expires: 1985-07-26
Abstract
No abstract record available.
Inventors
- 👤 Alberts Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:54
CPC Classifications
B; B29; B29D; B29D5/00; A; A44; A44B; A44B19/00; A44B19/42; B29C; B29C45/00; B29C45/14; B29C45/14549; B29C45/14565; B29C45/14573; B29D5/02; B29D5/10; Y; Y10; Y10S; Y10S425/00; Y10S425/814
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A MOLDING APPARATUS FOR MAKING ZIPPERS COMPRISING TWO STEEL BAND MEANS, EACH BAND MEANS BEING MOUNTINGLY SUPPORTED UPON AT LEAST TWO SUPPORT ROLLERS, SAID SUPPORT ROLLERS HAVING AXES PARALLEL TO EACH OTHER AND TO THE FACES OF THE BAND MEANS, A PORTION OF EACH OF THE FACES OF THE BAND MEANS BEING IN MUTUAL CONTACT, THE CONTACTING FACES OF THE STEEL BAND MEANS, A PORTION OF EACH OF THE FACES OF THE BAND MEANS BEING IN MUTUAL CONTACT, THE CONTACTING FACES OF THE STEEL BAND MEANS HAVNG TEXTILE BAND SUPPORT RECESS MEANS AND ZIPPER HOOK ELEMENT MOLD RECESS MEANS.
Claim 2
Dependent Claim
99 words
A MOLDING APPARATUS FOR MAKING ZIPPERS COMPRISING TWO STEEL BAND MEANS, EACH BAND MEANS BEING MOUNTINGLY SUPPORTED UPON AT LEAST TWO SUPPORT ROLLERS, SAID SUPPORT ROLLERS HAVING AXES PARALLEL TO EACH OTHER AND TO THE FACES OF THE BAND MEANS, A PORTION OF EACH OF THE FACES OF THE BAND MEANS BEING IN MUTUAL CONTACT, THE CONTACTING FACES OF THE STEEL BAND MEANS, A PORTION OF EACH OF THE FACES OF THE BAND MEANS BEING IN MUTUAL CONTACT, THE CONTACTING FACES OF THE STEEL BAND MEANS HAVNG TEXTILE BAND SUPPORT RECESS MEANS AND ZIPPER HOOK ELEMENT MOLD RECESS MEANS.
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) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |