Patent US3104480A successfully refreshed from Google Patents.
US3104480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Earth working implement
Assignee: International Motors LLC
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Filing: 1961-01-03
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Granted: 1963-09-24
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Expires: 1981-01-03
Abstract
No abstract record available.
Inventors
- 👤 Ralph K Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:56
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/64; E02F3/65; E02F3/654; E02F3/657; E02F3/6409; E02F3/6436; E02F3/656; E02F3/96; E02F3/961
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
THE COMBINATION OF A SCRAPER APRON AND DOZER ASSEMBLY WITH A SCRAPER BOWL AND COMPRISING AN APRON MEMBER INCLUDING A REARWARDLY DISPOSED DOOR SURFACE HAVING COMPLEMENTAL BOWL CLOSURE RELATION WITH THE SCRAPER BOWL, A PIVOTALLY DEPENDING DOZER PORTION SUPPORTED BY THE APRON MEMBER AND HAVING A FORWARDLY FACING MOLDBOARD SURFACE PORTION, THE APRON MEMBER HAVING A FORWARDLY DISPOSED MOLDBOARD SURFACE PORTION HAVING COMPLEMENTAL ALIGNMENT WITH SURFACE PORTION OF THE DOZER PORTION AND COLLECTIVELY FORMING A MOLDBOARD SURFACE AND PRESENTING A DOZER POSITION, SAID DEPENDING PORTION HAVING FIRST LOCKING MEANS ENGAGEABLE WITH THE APRON MEMBER RIGIDIFYING THE MOLDBOARD PORTION AND HAVING SECOND LOCKING MEANS ENGAGEABLE WITH SCRAPER BOWL IN THE DOZING POSITION AND IMMOBILIZING THE DOZER PORTION RELATIVE TO THE BOWL.
Claim 2
Dependent Claim
120 words
THE COMBINATION OF A SCRAPER APRON AND DOZER ASSEMBLY WITH A SCRAPER BOWL AND COMPRISING AN APRON MEMBER INCLUDING A REARWARDLY DISPOSED DOOR SURFACE HAVING COMPLEMENTAL BOWL CLOSURE RELATION WITH THE SCRAPER BOWL, A PIVOTALLY DEPENDING DOZER PORTION SUPPORTED BY THE APRON MEMBER AND HAVING A FORWARDLY FACING MOLDBOARD SURFACE PORTION, THE APRON MEMBER HAVING A FORWARDLY DISPOSED MOLDBOARD SURFACE PORTION HAVING COMPLEMENTAL ALIGNMENT WITH SURFACE PORTION OF THE DOZER PORTION AND COLLECTIVELY FORMING A MOLDBOARD SURFACE AND PRESENTING A DOZER POSITION, SAID DEPENDING PORTION HAVING FIRST LOCKING MEANS ENGAGEABLE WITH THE APRON MEMBER RIGIDIFYING THE MOLDBOARD PORTION AND HAVING SECOND LOCKING MEANS ENGAGEABLE WITH SCRAPER BOWL IN THE DOZING POSITION AND IMMOBILIZING THE DOZER PORTION RELATIVE TO THE BOWL.
References Cited (Backward Citations)
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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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |