Patent US3457859A successfully refreshed from Google Patents.
Patent US3266778A successfully refreshed from Google Patents.
US3266778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Espalier stakes
Assignee: Voestalpine AG
•
Filing: 1963-04-23
•
Granted: 1966-08-16
•
Expires: 1983-04-23
Abstract
No abstract record available.
Inventors
- 👤 Wogerbauer Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:47
CPC Classifications
A; A01; A01G; A01G17/00; A01G17/04; A01G17/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
AN ESPALIER STAKE, COMPRISING AN ELONGATED MEMBER OF OPEN CROSS-SECTION HAVING LONGITUDINALLY EXTENDING SPACED APART FLANGES HAVING A WAVE-SHAPED PROFILE IN THE LONGITUDINAL DIRECTION OF THE SECTION PROVIDING CONVEXLY CURVED EDGE PORTIONS EXTENDING LENGTHWISE OF EACH FLANGE AND A LENGTHWISE EXTENDING CONCAVE VALLEY PORTION THEREBETWEEN, WIRE HOLDING STRAPS INTEGRAL WITH SAID FLANGES AND EXTENDING OUTWARDLY FROM THE VALLEY PORTIONS, EACH OF SAID STRAPS HAVING A CONCAVO-CONVEX CROSS-SECTION WITH THE CONVEX SURFACE PORTION OF SAID STRAPS FACING AND SPACED APART FROM THE CONCAVE VALLEY PORTION OF THE FLANGE WITH WHICH IT IS INTEGRAL FORMING A THREE-ZONE SUPPORT DEVOID OF SHARP EDGES FOR AN OBJECT PASSING BETWEEN A STRAP AND A FLANGE.
Claim 2
Dependent Claim
110 words
AN ESPALIER STAKE, COMPRISING AN ELONGATED MEMBER OF OPEN CROSS-SECTION HAVING LONGITUDINALLY EXTENDING SPACED APART FLANGES HAVING A WAVE-SHAPED PROFILE IN THE LONGITUDINAL DIRECTION OF THE SECTION PROVIDING CONVEXLY CURVED EDGE PORTIONS EXTENDING LENGTHWISE OF EACH FLANGE AND A LENGTHWISE EXTENDING CONCAVE VALLEY PORTION THEREBETWEEN, WIRE HOLDING STRAPS INTEGRAL WITH SAID FLANGES AND EXTENDING OUTWARDLY FROM THE VALLEY PORTIONS, EACH OF SAID STRAPS HAVING A CONCAVO-CONVEX CROSS-SECTION WITH THE CONVEX SURFACE PORTION OF SAID STRAPS FACING AND SPACED APART FROM THE CONCAVE VALLEY PORTION OF THE FLANGE WITH WHICH IT IS INTEGRAL FORMING A THREE-ZONE SUPPORT DEVOID OF SHARP EDGES FOR AN OBJECT PASSING BETWEEN A STRAP AND A FLANGE.
References Cited (Backward Citations)
US380627A
Cited
US749862A
Cited
US1320253A
Cited
US1408332A
Cited
US944342A
Cited
US963938A
Cited
US1174901A
Cited
US1454649A
Cited
US1639638A
Cited
US1934822A
Cited
US2854101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |