US2751673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods and means for preparing and laying sheet metal roofing
Assignee: Individual
•
Filing: 1951-01-08
•
Granted: 1956-06-26
•
Expires: 1971-01-08
Abstract
No abstract record available.
Inventors
- 👤 Glen H Huntington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:46
CPC Classifications
E; E04; E04D; E04D3/00; E04D3/36; E04D3/366; E04D15/00; E04D15/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US836938A
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US1262092A
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US1276222A
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US2062875A
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US2200605A
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US2294324A
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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) | 1959-06-26 | 1959-12-26 | 1960-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-26 | 1963-12-26 | 1964-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-26 | 1967-12-26 | 1968-06-26 | $7700.00 | Window Closed / Lapsed |