US3377691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for assembling valve parts
Assignee: INTER LAKES ENGINEERING COMPAN
•
Filing: 1965-10-07
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Granted: 1968-04-16
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Expires: 1985-10-07
Abstract
No abstract record available.
Inventors
- 👤 Cass S Kasper
- 👤 Lacheur Robert A Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:36
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/04; B23P19/042; B23P19/045; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/534; Y10T29/53417; Y10T29/53426; Y10T29/53478; Y10T29/53552; Y10T29/53561; Y10T29/53565; Y10T29/53657
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1437983A
Cited
US2434456A
Cited
US2814858A
Cited
US2996738A
Cited
US3025594A
Cited
US3107898A
Cited
USRE25886E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |