US3061148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable bag
Assignee: Knapp Monarch Co
•
Filing: 1958-06-23
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Granted: 1962-10-30
•
Expires: 1978-06-23
Abstract
No abstract record available.
Inventors
- 👤 Robert S Knapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:39
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/08; F; F17; F17C; F17C13/00; F17C13/06; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0311; F17C2205/032; F17C2270/00; F17C2270/07; F17C2270/0736
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL73067C
Cited
US2202415A
Cited
US2343276A
Cited
US2631757A
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US2592806A
Cited
US2580639A
Cited
US2585254A
Cited
US2574028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |