US3495857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universally adjustable couplings
Assignee: Individual
•
Filing: 1968-04-12
•
Granted: 1970-02-17
•
Expires: 1988-04-12
Abstract
No abstract record available.
Inventors
- 👤 Eugene E Hawke
- 👤 William A D Mackie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:19
CPC Classifications
E; E04; E04G; E04G7/00; E04G7/02; E04G7/06; E04G7/12; E04G7/14; E04G7/16; E04B; E04B1/00; E04B1/38; E04B1/58; E04B1/5825; E04B1/5831; F; F16; F16B; F16B12/00; F16B12/10; F16B12/28; F16B12/30; F16B5/00; F16B5/02; F16B5/0216; F16B5/0225; F16B7/00; F16B7/04; E04B2001/5868; E04B2001/5887; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32008; Y10T403/32041; Y10T403/32254; Y10T403/32262; Y10T403/32319; Y10T403/32368
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1386947A
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CH84736A
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US1486158A
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US1706215A
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US1776656A
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US2101317A
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FR846381A
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US2233901A
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GB677347A
Cited
IT499156B
Cited
US2866658A
Cited
FR1349424A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |