Patent US2707846A successfully refreshed from Google Patents.
US2676433A
Expired / Lapsed
US
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Lath house
Assignee: ALUMINEX Inc
•
Filing: 1949-08-26
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Granted: 1954-04-27
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Expires: 1969-08-26
Abstract
No abstract record available.
Inventors
- 👤 Estey James Royden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:44
CPC Classifications
E; E04; E04H; E04H1/00; E04H1/12; E04H1/1205; E06; E06B; E06B9/00; E06B9/02; E06B9/06; E06B9/0607; E06B9/0615; E06B9/0623; E06B9/0646; E06B9/0669
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US932972A
Cited
US1001267A
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US1581832A
Cited
CH150210A
Cited
US1942713A
Cited
US2068543A
Cited
US2466220A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |