Patent US3299263A successfully refreshed from Google Patents.
Patent US2986192A successfully refreshed from Google Patents.
US2986192A
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Apparatus and method for connecting couplings to hose
Assignee: WD Allen Manufacturing Co
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Filing: 1957-05-07
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Granted: 1961-05-30
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Expires: 1977-05-07
Abstract
No abstract record available.
Inventors
- 👤 Macleod Keith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:16
CPC Classifications
B; B21; B21D; B21D39/00; B21D39/04; B21D39/048; B29; B29C; B29C65/00; B29C65/56; B29C65/565; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/12; B29C66/122; B29C66/1222; B29C66/1224; B29C66/124; B29C66/1242; B29C66/12425; B29C66/20; B29C66/24; B29C66/242; B29C66/2422; B29C66/24221; B29C66/50; B29C66/51; B29C66/53; B29C66/534; B29C66/5344; B29C66/61; B29C66/612; B29C66/80; B29C66/82; B29C66/824; B29C66/8242; B29C66/83; B29C66/832; B29C66/8322; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53526; Y10T29/5367; Y10T29/53961; Y10T29/53974; Y10T29/53996
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) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |