Patent US2706330A successfully refreshed from Google Patents.
US2706330A
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US
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Head bar assembling machine
Assignee: LORENTZEN HARDWARE Manufacturing CORP
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Filing: 1949-11-23
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Granted: 1955-04-19
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Expires: 1969-11-23
Abstract
No abstract record available.
Inventors
- 👤 Nelson Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:06
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/26; E06B9/266; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53796; Y10T29/53896; Y10T29/53961; Y10T29/5397
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US269567A
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US1846007A
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US1995741A
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US1996109A
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US2205008A
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US2264897A
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US2289076A
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US2348237A
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US2398550A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-18 | 1958-10-18 | 1959-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-18 | 1962-10-18 | 1963-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-18 | 1966-10-18 | 1967-04-19 | $7700.00 | Window Closed / Lapsed |