Patent US973479A successfully refreshed from Google Patents.
Patent US2973809A successfully refreshed from Google Patents.
US2973809A
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Knock-down door buck with folding door guide means
Assignee: Individual
•
Filing: 1958-08-18
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Granted: 1961-03-07
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Expires: 1978-08-18
Abstract
No abstract record available.
Inventors
- 👤 Sklar Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:15
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/48; E06B3/481; E06B1/00; E06B1/04; E06B1/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US821201A
Cited
US1612497A
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US1612499A
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US1723281A
Cited
US1723991A
Cited
US2043174A
Cited
US2230475A
Cited
FR1051536A
Cited
US2703140A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-06 | 1964-09-05 | 1965-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-06 | 1968-09-05 | 1969-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-06 | 1972-09-05 | 1973-03-07 | $7700.00 | Window Closed / Lapsed |