US2939467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable structure
Assignee: ASATI INTERNATIONAL Inc A DE CORP
•
Filing: 1957-05-06
•
Granted: 1960-06-07
•
Expires: 1977-05-06
Abstract
No abstract record available.
Inventors
- 👤 Meyer Hans
- 👤 Meyer Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:32
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/20; E04H15/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US748974A
Cited
US643023A
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GB190007552A
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US703245A
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US1045132A
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US1302182A
Cited
US2591829A
Cited
US2652845A
Cited
US2682274A
Cited
US2649101A
Cited
FR1068110A
Cited
US2782794A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-07 | 1963-12-07 | 1964-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-07 | 1967-12-07 | 1968-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-07 | 1971-12-07 | 1972-06-07 | $7700.00 | Window Closed / Lapsed |