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Patent US2882032A successfully refreshed from Google Patents.
US2882032A
Expired / Lapsed
US
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Heat treatment rack
Assignee: Lockheed Martin Corp
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Filing: 1955-01-13
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Granted: 1959-04-14
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Expires: 1975-01-13
Abstract
No abstract record available.
Inventors
- 👤 Fred W Garner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:04
CPC Classifications
F; F27; F27D; F27D3/00; F27D3/12; F27D3/123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US564568A
Cited
US1367672A
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GB193400A
Cited
US1649065A
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US2215425A
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US2453845A
Cited
US2601980A
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US2738542A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |