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Patent US2666459A successfully refreshed from Google Patents.
US2666459A
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Machine for producing spring mattresses
Assignee: MURRAY J RYMLAND
•
Filing: 1948-06-29
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Granted: 1954-01-19
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Expires: 1968-06-29
Abstract
No abstract record available.
Inventors
- 👤 Gauci Joseph
- 👤 Paul J Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:35
CPC Classifications
B; B21; B21F; B21F33/00; B21F33/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1913353A
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US2026276A
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US2059117A
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US2012904A
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US2161689A
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US2265426A
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US2262994A
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US2296878A
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US2351659A
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US2352569A
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US2388106A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-18 | 1957-07-20 | 1958-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-18 | 1961-07-20 | 1962-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-18 | 1965-07-20 | 1966-01-19 | $7700.00 | Window Closed / Lapsed |