US3092441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic moulding
Assignee: W J STOKVIS KONINK FABRIEK VAN
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Filing: 1961-05-24
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Granted: 1963-06-04
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Expires: 1981-05-24
Abstract
No abstract record available.
Inventors
- 👤 Bilderbeek Derk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:20
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/26; B29C45/261
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
IN A METHOD OF MOULDING A HALLOW THEREMOPLASTIC ARTICLE HAVING WALLS AND INTERSECTING AXES REMOTE FROM AND WITHIN SAID WALLS, THE STEP OF FORMING SAID ARTICLE BY DISTRIBUTING THEREMOPLASTIC MATERIAL TO A MOULD FROM INSIDE SAID ARTICLE IN THE REGION OF SAID INTERSECTING AXES REMOTE FROM AND WITHIN SAID WALLS.
Claim 2
Dependent Claim
50 words
IN A METHOD OF MOULDING A HALLOW THEREMOPLASTIC ARTICLE HAVING WALLS AND INTERSECTING AXES REMOTE FROM AND WITHIN SAID WALLS, THE STEP OF FORMING SAID ARTICLE BY DISTRIBUTING THEREMOPLASTIC MATERIAL TO A MOULD FROM INSIDE SAID ARTICLE IN THE REGION OF SAID INTERSECTING AXES REMOTE FROM AND WITHIN SAID WALLS.
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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |