US2848773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of precision casting
Assignee: Honeywell International Inc
•
Filing: 1953-05-14
•
Granted: 1958-08-26
•
Expires: 1973-05-14
Abstract
No abstract record available.
Inventors
- 👤 Mervin F Browne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:57
CPC Classifications
B; B22; B22C; B22C9/00; B22C1/00; B22C1/16; B22C1/20; B22C1/22; B22C1/2233; B22C1/2246
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB174696A
Cited
US2445141A
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US2368719A
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US2435858A
Cited
DE832634C
Cited
GB683239A
Cited
US2720687A
Cited
US2691196A
Cited
US2724158A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |