US3129693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hog farrowing hut
Assignee: Individual
•
Filing: 1962-10-29
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Granted: 1964-04-21
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Expires: 1982-10-29
Abstract
No abstract record available.
Inventors
- 👤 Vore Jasper De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:12
CPC Classifications
A; A01; A01K; A01K1/00; A01K1/02; A01K1/0218; A01K1/0035
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
IN A HOG FARROWING HUT, DOOR FRAME MEMBERS IN ONE WALL THEREOF FORMING A DOORWAY, A DOOR FOR SAID DOORWAY, AN AUXILIARY CLOSURE RAIL PIVOTED AT ONE END TO ONE FRAME MEMBER ADJACENT THE LOWER PORTION OF THE LATTER AND SWINGABLE FROM A VERTICAL POSITION CLEAR OF THE DOORWAY, TO A HORIZONTAL POSITION CLOSING THE LOWER AREA OF THE DOORWAY, AN UPSTANDING STRIP OF FLEXIBLE MATERIAL OF SELF-SUSTAINING RIGIDITY SECURED ALONG ITS LOWER LONGITUDINAL EDGE ONLY, TO SAID RAIL AND EXTENDING ACROSS THE FULL WIDTH OF SAID DOORWAY WITH ITS LONGITUDINAL EXTREMITIES IN INWARDLY SPACED RELATION TO THE ADJACENT DOOR FRAME MEMBERS, WHEREBY THE UPPER PORTION OF SAID STRIP MAY BE READILY FLEXED ALONG ITS FULL LENGTH, INWARDLY OF SAID DOORWAY, BUT ITS OUTWARD FLEXING IS MINIMIZED BY CONTACT OF ITS ENDS WITH THE ADJACENT DOOR FRAME MEMBERS.
Claim 2
Dependent Claim
138 words
IN A HOG FARROWING HUT, DOOR FRAME MEMBERS IN ONE WALL THEREOF FORMING A DOORWAY, A DOOR FOR SAID DOORWAY, AN AUXILIARY CLOSURE RAIL PIVOTED AT ONE END TO ONE FRAME MEMBER ADJACENT THE LOWER PORTION OF THE LATTER AND SWINGABLE FROM A VERTICAL POSITION CLEAR OF THE DOORWAY, TO A HORIZONTAL POSITION CLOSING THE LOWER AREA OF THE DOORWAY, AN UPSTANDING STRIP OF FLEXIBLE MATERIAL OF SELF-SUSTAINING RIGIDITY SECURED ALONG ITS LOWER LONGITUDINAL EDGE ONLY, TO SAID RAIL AND EXTENDING ACROSS THE FULL WIDTH OF SAID DOORWAY WITH ITS LONGITUDINAL EXTREMITIES IN INWARDLY SPACED RELATION TO THE ADJACENT DOOR FRAME MEMBERS, WHEREBY THE UPPER PORTION OF SAID STRIP MAY BE READILY FLEXED ALONG ITS FULL LENGTH, INWARDLY OF SAID DOORWAY, BUT ITS OUTWARD FLEXING IS MINIMIZED BY CONTACT OF ITS ENDS WITH THE ADJACENT DOOR FRAME MEMBERS.
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) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |