US3077290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seeding apparatus
Assignee: Individual
•
Filing: 1959-09-24
•
Granted: 1963-02-12
•
Expires: 1979-09-24
Abstract
No abstract record available.
Inventors
- 👤 Max C Rehder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:39
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A SEEDING APPARATUS HAVING IN COMBINATION, A FIRST HOPPER ADAPTED TO HAVE A SUPPLY OF SEED THEREIN, A SECOND HOPPER OF SUBSTANTIALLY SMALLER SIZE THAN SAID FIRST HOPPER, AN INLET IN SAID SECOND HOPPER FOR COMMUNICATION WITH SAID FIRST HOPPER FOR THE PASSAGE OF SEED THERETHROUGH, MEANS IN SAID SECOND HOPPER RESPONSIVE TO A CERTAIN SUPPLY OF SEED THEREIN FOR CLOSING SAID INLET, AN OUTLET ADJACENT THE BOTTOM OF SAID SECOND HOPPER, A SPRING PRESSED PLATE MEMBER NORMALLY CLOSING SAID OUTLET, AND MEANS IN OPERATIVE ASSOCIATION WITH SAID FIRST MENTIONED MEANS AND SAID PLATE MEMBER TO SIMULTANEOUSLY CLOSE SAID INLET AND OPEN SAID OUTLET AGAINST THE PRESSURE OF SAID PLATE MEMBER WHEREBY SAID LAST MENTIONED MEANS IS
Claim 2
Dependent Claim
117 words
A SEEDING APPARATUS HAVING IN COMBINATION, A FIRST HOPPER ADAPTED TO HAVE A SUPPLY OF SEED THEREIN, A SECOND HOPPER OF SUBSTANTIALLY SMALLER SIZE THAN SAID FIRST HOPPER, AN INLET IN SAID SECOND HOPPER FOR COMMUNICATION WITH SAID FIRST HOPPER FOR THE PASSAGE OF SEED THERETHROUGH, MEANS IN SAID SECOND HOPPER RESPONSIVE TO A CERTAIN SUPPLY OF SEED THEREIN FOR CLOSING SAID INLET, AN OUTLET ADJACENT THE BOTTOM OF SAID SECOND HOPPER, A SPRING PRESSED PLATE MEMBER NORMALLY CLOSING SAID OUTLET, AND MEANS IN OPERATIVE ASSOCIATION WITH SAID FIRST MENTIONED MEANS AND SAID PLATE MEMBER TO SIMULTANEOUSLY CLOSE SAID INLET AND OPEN SAID OUTLET AGAINST THE PRESSURE OF SAID PLATE MEMBER WHEREBY SAID LAST MENTIONED MEANS IS
References Cited (Backward Citations)
DE354777C
Cited
US1657761A
Cited
US2276382A
Cited
US2376304A
Cited
US2536790A
Cited
FR1055550A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |