Patent US3321145A successfully refreshed from Google Patents.
US3321145A
Expired / Lapsed
US
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Carbide tipped chipper
Assignee: H AND G TOOL CO
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Filing: 1965-10-21
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Granted: 1967-05-23
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Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Gorman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:31
CPC Classifications
B; B26; B26D; B26D7/00; B26D7/26; B26D7/2628; B26D7/2614; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/4847; Y10T83/929; Y10T83/9309; Y10T83/9372; Y10T83/9396; Y10T83/9399; Y10T83/9457; Y10T83/9464; Y10T83/9469; Y10T83/9471
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A CHIPPER FOR CHIPPING BRUSH AND THE LIKE, INCLUDING A ROTATABLE CYLINDER, A CUTTER BLADE SECURED TO SAID CYLINDER FOR ROTATION THEREWITH, A PRESSURE BAR ASSEMBLY POSITIONED ADJACENT SAID CYLINDER INCLUDING A PRESSURE BAR HAVING A CARBIDE INSERT IN THE EDGE THEREOF AND A CUTTER BAR POSITIONED ADJACENT SAID PRESSURE BAR WHEREBY MATERIAL POSITIONED BETWEEN THE ROTATABLE CYLINDER AND PRESSURE BAR ASSEMBLY IS CUT INTO CHIPS ON ROTATION OF SAID CYLINDER.
Claim 2
Dependent Claim
71 words
A CHIPPER FOR CHIPPING BRUSH AND THE LIKE, INCLUDING A ROTATABLE CYLINDER, A CUTTER BLADE SECURED TO SAID CYLINDER FOR ROTATION THEREWITH, A PRESSURE BAR ASSEMBLY POSITIONED ADJACENT SAID CYLINDER INCLUDING A PRESSURE BAR HAVING A CARBIDE INSERT IN THE EDGE THEREOF AND A CUTTER BAR POSITIONED ADJACENT SAID PRESSURE BAR WHEREBY MATERIAL POSITIONED BETWEEN THE ROTATABLE CYLINDER AND PRESSURE BAR ASSEMBLY IS CUT INTO CHIPS ON ROTATION OF SAID CYLINDER.
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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) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |