US3494394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trimmer
Assignee: Porter Cable Corp
•
Filing: 1967-02-09
•
Granted: 1970-02-10
•
Expires: 1987-02-09
Abstract
No abstract record available.
Inventors
- 👤 Phillip G Stock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:34
CPC Classifications
B; B27; B27D; B27D5/00; B27D5/006; B23; B23C; B23C3/00; B23C3/12; B23C3/126; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/10; B23Q35/101; B23Q35/105; B23Q5/00; B23Q5/02; B23Q5/04; B23Q5/043; B23Q5/046; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304144; Y10T409/306216; Y10T409/306384
Claims Analysis
Total Claims: 0
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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) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |