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US3374797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible shelters
Assignee: Individual
•
Filing: 1965-05-25
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Granted: 1968-03-26
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Expires: 1985-05-25
Abstract
No abstract record available.
Inventors
- 👤 Neumark Otto Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:01
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/32; E04H15/34; E04H15/36; E04H15/40; E04H15/18; E04H15/64; E04H2015/328
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2511974A
Cited
US1839076A
Cited
US2880741A
Cited
US3060949A
Cited
FR1312332A
Cited
US3225408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-26 | 1971-09-25 | 1972-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-26 | 1975-09-25 | 1976-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-26 | 1979-09-25 | 1980-03-26 | $7700.00 | Window Closed / Lapsed |