Patent US1409043A successfully refreshed from Google Patents.
Patent US3406441A successfully refreshed from Google Patents.
US3406441A
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Method and arrangement for mounting elastically flexible sealing rings in internal grooves
Assignee: AGA PLATFOERAEDLING AB
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Filing: 1965-09-27
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Granted: 1968-10-22
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Expires: 1985-09-27
Abstract
No abstract record available.
Inventors
- 👤 G Larsson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:58
CPC Classifications
F; F16; F16L; F16L21/00; F16L21/02; F16L21/03; B; B25; B25B; B25B27/00; B25B27/0028; F16L1/00; F16L1/024; F16L1/028; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49872; Y10T29/53; Y10T29/53657
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2357139A
Cited
US2510206A
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US2977994A
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US3183587A
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US3145463A
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US3132414A
Cited
US3180015A
Cited
US3289286A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |