US2779095A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a bellows assembly
Assignee: Standard Thomson Corp
•
Filing: 1953-12-23
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Granted: 1957-01-29
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Expires: 1973-12-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick W Hottenroth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:43
CPC Classifications
F; F16; F16K; F16K41/00; F16K41/10; F16K41/103; F16J; F16J3/00; F16J3/04; F16J3/047; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49877; Y10T29/49893
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |