US3543344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moulding press
Assignee: Rolls Royce PLC
•
Filing: 1968-02-05
•
Granted: 1970-12-01
•
Expires: 1988-02-05
Abstract
No abstract record available.
Inventors
- 👤 Ian Arthur Hunt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:53
CPC Classifications
B; B29; B29C; B29C33/00; B23; B23P; B23P15/00; B23P15/02; B29C39/00; Y; Y10; Y10S; Y10S425/00; Y10S425/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1648721A
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US2336982A
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US2398227A
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US2395461A
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US2549642A
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US2569226A
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GB663040A
Cited
US2810929A
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US2821748A
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US3132379A
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US3149375A
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US3129463A
Cited
US3154812A
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US3168759A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-30 | 1974-06-01 | 1974-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-30 | 1978-06-01 | 1978-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-30 | 1982-06-01 | 1982-12-01 | $7700.00 | Window Closed / Lapsed |