Patent US2991506A successfully refreshed from Google Patents.
US2991506A
Expired / Lapsed
US
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Apparatus for low pressure molding
Assignee: Honeywell International Inc
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Filing: 1958-06-02
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Granted: 1961-07-11
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Expires: 1978-06-02
Abstract
No abstract record available.
Inventors
- 👤 Crandall Fletcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:24
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/46; B29C45/03; B29C45/1703; B29C45/1704; B29C45/1711; B29C2045/1731; Y; Y10; Y10S; Y10S425/00; Y10S425/812
Claims Analysis
Total Claims: 0
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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) | 1964-07-10 | 1965-01-09 | 1965-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-10 | 1969-01-09 | 1969-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-10 | 1973-01-09 | 1973-07-11 | $7700.00 | Window Closed / Lapsed |