Patent US3081897A successfully refreshed from Google Patents.
US3081897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Field crates
Assignee: Individual
•
Filing: 1960-04-14
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Granted: 1963-03-19
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Expires: 1980-04-14
Abstract
No abstract record available.
Inventors
- 👤 Dewey H Livingston
- 👤 Earl W Brown
- 👤 Iii Christopher Van Deventer
- 👤 Wallrab Leroy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:08
CPC Classifications
B; B65; B65D; B65D11/00; B65D11/18; B65D11/1866; B65D11/1873
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A KNOCK-DOWN CRATE OF THE CHARACTER DESCRIBED, COMPRISING SIDES AND BOTTOM AND OPPOSITE ENDS, MEANS FORMING DETACHABLE CONNECTIONS BETWEEN THE SIDES AND BOTTOM AND THE OPPOSITE ENDS, SAID MEANS INCLUDING FINGERS CONVERGING TOWARD EACH OTHER TRANSVERSELY OF THE EDGE OF EACH END FORMING A DOVETAIL GROOVE THEREBETWEEN, SAID FINGERS BEING SPACED ALTERNATELY AT OPPOSITE SIDES ALONG EDGES OF THE ENDS AND FORMING SLOTS, TONGUE SECTIONS CONNECTED WITH THE SIDES AND BOTTOM AND INTERFITTING WITH SAID FINGERS, AND REINFORCING WEBS EXTENDING TRANSVERSELY OF THE SLOTS BETWEEN THE ENDS OF ADJACENT FINGERS.
Claim 2
Dependent Claim
90 words
A KNOCK-DOWN CRATE OF THE CHARACTER DESCRIBED, COMPRISING SIDES AND BOTTOM AND OPPOSITE ENDS, MEANS FORMING DETACHABLE CONNECTIONS BETWEEN THE SIDES AND BOTTOM AND THE OPPOSITE ENDS, SAID MEANS INCLUDING FINGERS CONVERGING TOWARD EACH OTHER TRANSVERSELY OF THE EDGE OF EACH END FORMING A DOVETAIL GROOVE THEREBETWEEN, SAID FINGERS BEING SPACED ALTERNATELY AT OPPOSITE SIDES ALONG EDGES OF THE ENDS AND FORMING SLOTS, TONGUE SECTIONS CONNECTED WITH THE SIDES AND BOTTOM AND INTERFITTING WITH SAID FINGERS, AND REINFORCING WEBS EXTENDING TRANSVERSELY OF THE SLOTS BETWEEN THE ENDS OF ADJACENT FINGERS.
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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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |