US2989327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Assembly comprising machine element consisting of an annular disc
Assignee: F M Tarbuk & Co
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Filing: 1957-09-10
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Granted: 1961-06-20
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Expires: 1977-09-10
Abstract
No abstract record available.
Inventors
- 👤 Hermanus Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:42
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/0018; F16H57/0025; F16B; F16B21/00; F16B21/10; F16B21/20; F16C; F16C25/00; F16C25/06; F16C25/08; F16C25/083; F16C33/00; F16C33/02; F16C33/04; F16C33/20; F16C33/26; F16C33/72; F16C33/74; F16C33/76; F16C33/78; F16C33/7886; F16D; F16D1/00; F16D1/06; F16D1/08; F16D1/0829; F16D1/0841; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3204; F16L; F16L19/00; F16L19/08; F16L19/083; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C2202/00; F16C2202/02; F16C2202/04; F16C2202/06; F16C2202/08; F16C2202/50; F16C2202/52; F16C2208/00; F16C2208/20; F16C2208/60; Y; Y10; Y10S; Y10S279/00; Y10S279/907; Y10T; Y10T279/00; Y10T279/10; Y10T279/19; Y10T279/1986; Y10T279/1993; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7061
Claims Analysis
Total Claims: 0
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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) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |