Patent US3377808A successfully refreshed from Google Patents.
US3377808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cap assembly for pile shell
Assignee: Individual
•
Filing: 1966-12-23
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Granted: 1968-04-16
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Expires: 1986-12-23
Abstract
No abstract record available.
Inventors
- 👤 Dougherty John Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:59
CPC Classifications
E; E02; E02D; E02D13/00; E02D13/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
AS AN ARTICLE OF MANUFACTURE, A CAP ASSEMBLY FOR A PILE SHELL COMPRISING A FRUSTO-CONICAL BODY OF SPRING STEEL HAVING AN OPENING IN THE NARROW END THEREOF AND HAVING A BAND AROUND THE WIDE END THEREOF, SAID BAND EXTENDING INWARDLY ALONG THE BODY IN SPACED RELATION THERETO, SAID BODY BEING CORRUGATED, THE CORRUGATIONS EXTENDING FROM THE OPENING TO THE BAND, THE EDGE OF THE BODY FORMING THE OPENING BEING NOTCHED BETWEEN THE ENDS OF THE CORRUGATIONS.
Claim 2
Dependent Claim
76 words
AS AN ARTICLE OF MANUFACTURE, A CAP ASSEMBLY FOR A PILE SHELL COMPRISING A FRUSTO-CONICAL BODY OF SPRING STEEL HAVING AN OPENING IN THE NARROW END THEREOF AND HAVING A BAND AROUND THE WIDE END THEREOF, SAID BAND EXTENDING INWARDLY ALONG THE BODY IN SPACED RELATION THERETO, SAID BODY BEING CORRUGATED, THE CORRUGATIONS EXTENDING FROM THE OPENING TO THE BAND, THE EDGE OF THE BODY FORMING THE OPENING BEING NOTCHED BETWEEN THE ENDS OF THE CORRUGATIONS.
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) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |