US3278152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold for plastic article
Assignee: Kimberly Clark Corp
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Filing: 1963-12-30
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Granted: 1966-10-11
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Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 Christian F Miller
- 👤 John C Bletzinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:55
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/26; Y; Y10; Y10S; Y10S425/00; Y10S425/058; Y10S425/812
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
APPARATUS FOR MOLDING A PLASTIC PART HAVING A PLURALITY OF FINE PROTUBERANCES, SAID APPARATUS COMPRISING: A COVER PLATEN; A BASE PLATEN, SAID COVER PLATEN AND SAID BASE PLATEN BEING COOPERATIVELY RECESSED TO DEFINE A MOLD CAVITY, ONE OF SAID PLATENS HAVING A TRANSVERSE PASSAGEWAY WHICH OPENS INTO SAID MOLD CAVITY THROUGH A PLURALITY OF SLOTS; AND AN INSERT MEMBER DISPOSED IN SAID PASSAGEWAY AND HAVING ON ITS INNER END A PLURALITY OF BLADES WHICH ARE SHAPED TO COOPERATE WITH THE WALLS OF SAID SLOTS IN DEFINING THE CAVITY REGIONS FOR SAID PROTUBERANCES.
Claim 2
Dependent Claim
92 words
APPARATUS FOR MOLDING A PLASTIC PART HAVING A PLURALITY OF FINE PROTUBERANCES, SAID APPARATUS COMPRISING: A COVER PLATEN; A BASE PLATEN, SAID COVER PLATEN AND SAID BASE PLATEN BEING COOPERATIVELY RECESSED TO DEFINE A MOLD CAVITY, ONE OF SAID PLATENS HAVING A TRANSVERSE PASSAGEWAY WHICH OPENS INTO SAID MOLD CAVITY THROUGH A PLURALITY OF SLOTS; AND AN INSERT MEMBER DISPOSED IN SAID PASSAGEWAY AND HAVING ON ITS INNER END A PLURALITY OF BLADES WHICH ARE SHAPED TO COOPERATE WITH THE WALLS OF SAID SLOTS IN DEFINING THE CAVITY REGIONS FOR SAID PROTUBERANCES.
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) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |