Patent US2955632A successfully refreshed from Google Patents.
US2955632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotatable door supporting and lifting jig
Assignee: Individual
•
Filing: 1957-07-10
•
Granted: 1960-10-11
•
Expires: 1977-07-10
Abstract
No abstract record available.
Inventors
- 👤 Rollo O Stone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:32
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/0007; E04F21/0023; Y; Y10; Y10S; Y10S269/00; Y10S269/904; Y10S269/905
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US684097A
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US1415895A
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US1833355A
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US1810995A
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US2174670A
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US2427133A
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US2557231A
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US2717706A
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US2662565A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |