Patent US3389046A successfully refreshed from Google Patents.
US3389046A
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Tubular repair joint and insert used therein
Assignee: ROBERT M BURRESS
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Filing: 1964-03-30
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Granted: 1968-06-18
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Expires: 1984-03-30
Abstract
No abstract record available.
Inventors
- 👤 Robert M Burress
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:38
CPC Classifications
A; A01; A01K; A01K87/00; A01K87/02; Y; Y10; Y10S; Y10S206/00; Y10S206/814; Y10S273/00; Y10S273/07; Y10S285/00; Y10S285/915; Y10T; Y10T403/00; Y10T403/45; Y10T403/55; Y10T403/556; Y10T403/559; Y10T428/00; Y10T428/20; Y10T428/24; Y10T428/24744; Y10T428/29; Y10T428/2913; Y10T428/2922; Y10T428/2925; Y10T428/2933; Y10T428/2936; Y10T428/294; Y10T428/2942; Y10T428/31504; Y10T428/31551; Y10T428/31616; Y10T428/31678; Y10T428/31681
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) | 1971-06-18 | 1971-12-18 | 1972-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-18 | 1975-12-18 | 1976-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-18 | 1979-12-18 | 1980-06-18 | $7700.00 | Window Closed / Lapsed |