Patent US2856941A successfully refreshed from Google Patents.
US2856941A
Expired / Lapsed
US
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Portable garage
Assignee: Individual
•
Filing: 1957-03-19
•
Granted: 1958-10-21
•
Expires: 1977-03-19
Abstract
No abstract record available.
Inventors
- 👤 Earl C O'neal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:50
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/32; E04H15/34; E04H15/36; E04H6/00; E04H6/02; Y; Y10; Y10S; Y10S135/00; Y10S135/906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US748974A
Cited
US1061547A
Cited
US1388478A
Cited
US1583039A
Cited
US2363916A
Cited
US2705966A
Cited
US2649102A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-20 | 1962-04-21 | 1962-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-20 | 1966-04-21 | 1966-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-20 | 1970-04-21 | 1970-10-21 | $7700.00 | Window Closed / Lapsed |