US3330632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Earth anchor wing
Assignee: JASPER BLACKBURN CORP
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Filing: 1965-05-10
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Granted: 1967-07-11
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Expires: 1985-05-10
Abstract
No abstract record available.
Inventors
- 👤 Moor Raymond J De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:26
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/74; E02D5/80; E02D5/805; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12188; Y10T428/12229; Y10T428/12236; Y10T428/12361; Y10T428/12389
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
226 words
IN A BLANKING LAYOUT OF ANCHOR WINGS FROM A SHEET STRIP HAVING SUBSTANTIALLY PARALLEL MARGINS, EACH WING INCLUDING A PAIR OF BLADES INTEGRALLY CONNECTED BY A WEB: (A) EACH WING EXTENDING FROM SIDE TO SIDE OF THE STRIP AND FORMED BY SPACED SEVERANCE LINES, EACH SEVERANCE LINE EXTENDING INWARDLY FROM ONE STRIP MARGIN SO THAT A FIRST SHEAR PORTION FORMS A PART OF ONE SIDE OF A FIRST BLADE AND FORMS A PART OF THE OPPOSITE SIDE OF THE CORRESPONDING FIRST BLADE OF THE NEXT ADJACENT WING. (B) A SECOND SHEAR PORTION FORMS ONE SIDE OF THE WEB AND FORMS ANOTHER PART OF THE SAID OPPOSITE SIDE OF THE CORRESPONDING FIRST BLADE OF THE NEXT ADJACENT WING, (C) A THIRD SHEAR PORTION FORMS A PART OF ONE SIDE OF A SECOND BLADE AND FORMS ANOTHER PART OF THE SAID OPPOSITE SIDE OF THE CORRESPONDING FIRST BLADE OF THE NEXT ADJACENT WING, (D) A FOURTH SHEAR PORTION FORMS ANOTHER PART OF THE ONE SIDE OF THE SECOND BLADE AND FORMS THE OPPOSITE SIDE OF THE WEB OF THE NEXT ADJACENT WING, AND (E) THE SEVERANCE LINE EXTENDING TO THE OPPOSITE STRIP MARGIN SO THAT A FIFTH SHEAR PORTION FORMS ANOTHER PART OF THE ONE SIDE OF THE SECOND BLADE AND FORMS A PART OF THE OPPOSITE SIDE OF THE CORRESPONDING SECOND BLADE OF THE NEXT ADJACENT WING.
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) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |