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US2832361A
Expired / Lapsed
US
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Canopy frame
Assignee: Individual
•
Filing: 1955-03-18
•
Granted: 1958-04-29
•
Expires: 1975-03-18
Abstract
No abstract record available.
Inventors
- 👤 Smith Stanley Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:37
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/32; E04H15/34; E04H15/36; E04H15/38; E04H15/003; Y; Y10; Y10S; Y10S135/00; Y10S135/906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US235119A
Cited
US692501A
Cited
GB190703164A
Cited
GB108957A
Cited
US1235874A
Cited
GB156342A
Cited
US2513764A
Cited
US2543597A
Cited
US2689579A
Cited
US2755811A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |