Patent US2757950A successfully refreshed from Google Patents.
US2757950A
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Assignee: Goodman Manufacturing Co LP
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Filing: 1952-08-29
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Granted: 1956-08-07
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Expires: 1972-08-29
Abstract
No abstract record available.
Inventors
- 👤 Loy D Hagenbook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:08
CPC Classifications
B; B60; B60R; B60R19/00; B60R19/02; B60R19/24; B60R19/26; B60R19/30; B62; B62D; B62D49/00; B62D49/04; E; E21; E21F; E21F13/00; E21F13/06; E21F13/063; Y; Y10; Y10S; Y10S293/00; Y10S293/01
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) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |