Patent US3201111A successfully refreshed from Google Patents.
US3201111A
Expired / Lapsed
US
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Multi-purpose, inherently biased, selfinflatable bellows
Assignee: Individual
•
Filing: 1963-11-12
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Granted: 1965-08-17
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Expires: 1983-11-12
Abstract
No abstract record available.
Inventors
- 👤 Afton Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:47
CPC Classifications
F; F16; F16J; F16J3/00; F16J3/04; F16J3/041; A; A61; A61H; A61H9/00; A61H9/005; A61H9/0078; A61H2205/00; A61H2205/08; A61H2205/083; Y; Y10; Y10S; Y10S215/00; Y10S215/90; Y10S297/00; Y10S297/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |