US3035841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compensating seals
Assignee: Carrier Corp
•
Filing: 1956-07-30
•
Granted: 1962-05-22
•
Expires: 1976-07-30
Abstract
No abstract record available.
Inventors
- 👤 Robert A Riester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:57
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/002; F16J15/008; F16J15/16; F16J15/34; F16J15/3436; F16J15/346; Y; Y10; Y10S; Y10S277/00; Y10S277/929; Y10S277/93
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1097074A
Cited
US1983392A
Cited
US2096899A
Cited
US2505968A
Cited
US2554595A
Cited
US2761712A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |