US3387624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic valvular closure
Assignee: Individual
•
Filing: 1962-06-20
•
Granted: 1968-06-11
•
Expires: 1982-06-20
Abstract
No abstract record available.
Inventors
- 👤 Soucy Wilfred Roland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:13
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/20; B65D47/2018; B65D47/2031; B65D47/2037; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788; Y10T137/7882; Y10T137/7883
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
AN AUTOMATIC VALVULAR CLOSURE COMPRISING AT LEAST: A FLEXIBLE TUBULAR BODY COLLAPSED TO A CLOSED CONDITION AT ITS EGRESS END; AND AT LEAST ONE ELASTICALLY ELONGATABLE FILAMENT ADAPTED TO YIELDABLY MAINTAIN THE MATED SIDES OF SAID EGRESS END UNITED THROUGHOUT THEIR EFFECTIVE WIDTH, SAID FILAMENT PASSING THROUGH THE MATED SIDES UNITED THEREBY AND HAVING THE RESPECTIVE ENDS THEREOF ANCHORED TO
Claim 2
Dependent Claim
60 words
AN AUTOMATIC VALVULAR CLOSURE COMPRISING AT LEAST: A FLEXIBLE TUBULAR BODY COLLAPSED TO A CLOSED CONDITION AT ITS EGRESS END; AND AT LEAST ONE ELASTICALLY ELONGATABLE FILAMENT ADAPTED TO YIELDABLY MAINTAIN THE MATED SIDES OF SAID EGRESS END UNITED THROUGHOUT THEIR EFFECTIVE WIDTH, SAID FILAMENT PASSING THROUGH THE MATED SIDES UNITED THEREBY AND HAVING THE RESPECTIVE ENDS THEREOF ANCHORED TO
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |