US3202189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saw apparatus
Assignee: PORTLAND IRON WORKS
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Filing: 1962-11-29
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Granted: 1965-08-24
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Expires: 1982-11-29
Abstract
No abstract record available.
Inventors
- 👤 Harry C Pearson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:43
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/29; B27B5/30; B27B5/34; B27B25/00; B27B25/02; Y; Y10; Y10T; Y10T83/00; Y10T83/263; Y10T83/768; Y10T83/7872; Y10T83/7876
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN SAW APPARATUS, AN ELONGATED SAW ARBOR, PLURAL AXIALLY EXTENDING CHANNELS DISPOSED CIRCUMFERENTIALLY ABOUT THE SURFACE OF SAID ARBOR, PLURAL SAW MOUNTS MOUNTED IN AXIALLY SPACED RELATION ON SAID ARBOR, RIGID SHIFTER BARS EXTENDING TOWARD ONE END OF SAID ARBOR MOUNTED IN SAID CHANNELS, MEANS CONNECTING SAID SHIFTER BARS TO SAID SAW MOUNTS WITH A DIFFERENT BAR BEING CONNECTED TO DIFFERENT ONES OF SAID SAW MOUNTS, AND MEANS ADJACENT SAID ONE END OF SAID ARBOR FOR MOVING SAID BARS SELECTIVELY, MOVEMENT OF A BAR BEING OPERABLE TO PRODUCE MOVEMENT OF THE SAW MOUNT CONNECTED THERETO.
Claim 2
Dependent Claim
95 words
IN SAW APPARATUS, AN ELONGATED SAW ARBOR, PLURAL AXIALLY EXTENDING CHANNELS DISPOSED CIRCUMFERENTIALLY ABOUT THE SURFACE OF SAID ARBOR, PLURAL SAW MOUNTS MOUNTED IN AXIALLY SPACED RELATION ON SAID ARBOR, RIGID SHIFTER BARS EXTENDING TOWARD ONE END OF SAID ARBOR MOUNTED IN SAID CHANNELS, MEANS CONNECTING SAID SHIFTER BARS TO SAID SAW MOUNTS WITH A DIFFERENT BAR BEING CONNECTED TO DIFFERENT ONES OF SAID SAW MOUNTS, AND MEANS ADJACENT SAID ONE END OF SAID ARBOR FOR MOVING SAID BARS SELECTIVELY, MOVEMENT OF A BAR BEING OPERABLE TO PRODUCE MOVEMENT OF THE SAW MOUNT CONNECTED THERETO.
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) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |