US3487954A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hacker
Assignee: PEARNE & LACY MACHINE COMPANY INC A CORP OF N C
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Filing: 1966-11-02
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Granted: 1970-01-06
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Expires: 1986-11-02
Abstract
No abstract record available.
Inventors
- 👤 Frank S Pearne
- 👤 Frederick G Robson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:44
CPC Classifications
B; B65; B65G; B65G67/00; B65G67/02; B65G67/04; B65G67/14; Y; Y10; Y10S; Y10S414/00; Y10S414/10; Y10S414/11; Y10T; Y10T83/00; Y10T83/202; Y10T83/2074
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) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |