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Patent US3243904A successfully refreshed from Google Patents.
US3243904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brush clearing attachment
Assignee: Individual
•
Filing: 1964-08-07
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Granted: 1966-04-05
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Expires: 1984-08-07
Abstract
No abstract record available.
Inventors
- 👤 William H Perry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:46
CPC Classifications
A; A01; A01G; A01G23/00; A01G23/02; A01G23/08; A01G23/093; A01D; A01D87/00; A01D87/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A BRUSH CLEARING ATTACHMENT FOR USE WITH TRACTORS HAVING A POWER LIFT COMPRISING: AN UPSTANDING FRAME; CONNECTION MEANS ON SAID FRAME FOR CONNECTING SAID ATTACHMENT TO THE POWER LIFT ON THE TRACTOR; A PROTECTIVE FRAME CONNECTED WITH SAID UPSTANDING FRAME AND PROJECTING FROM SAID UPSTANDING FRAME OVER A PORTION OF THE TRACTOR; AND, A PLURALITY OF GENERALLY HORIZONTALLY EXTENDING ELONGATED TINES EACH HAVING A FORWARD END AND ALSO HAVING A REARWARD END THEREOF SECURED TO SAID UP-
Claim 2
Dependent Claim
77 words
A BRUSH CLEARING ATTACHMENT FOR USE WITH TRACTORS HAVING A POWER LIFT COMPRISING: AN UPSTANDING FRAME; CONNECTION MEANS ON SAID FRAME FOR CONNECTING SAID ATTACHMENT TO THE POWER LIFT ON THE TRACTOR; A PROTECTIVE FRAME CONNECTED WITH SAID UPSTANDING FRAME AND PROJECTING FROM SAID UPSTANDING FRAME OVER A PORTION OF THE TRACTOR; AND, A PLURALITY OF GENERALLY HORIZONTALLY EXTENDING ELONGATED TINES EACH HAVING A FORWARD END AND ALSO HAVING A REARWARD END THEREOF SECURED TO SAID UP-
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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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |