US3063656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic cylinder balloon
Assignee: Individual
•
Filing: 1954-11-30
•
Granted: 1962-11-13
•
Expires: 1974-11-30
Abstract
No abstract record available.
Inventors
- 👤 Leland S Bohl
- 👤 Charles L Critchfield
- 👤 William F Huch
- 👤 Edward P Ney
- 👤 John R Winckler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:54
CPC Classifications
B; B64; B64B; B64B1/00; B64B1/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US655688A
Cited
US1290979A
Cited
GB290716A
Cited
US2338504A
Cited
US2329490A
Cited
FR873944A
Cited
US2410786A
Cited
US2526719A
Cited
US2492800A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |