US3533649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe fitting
Assignee: Genova Products Inc
•
Filing: 1969-01-30
•
Granted: 1970-10-13
•
Expires: 1989-01-30
Abstract
No abstract record available.
Inventors
- 👤 Robert F Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:41
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/02; F16L19/0212; F16L19/0218; F16L47/00; F16L47/04; F16L47/20; F16L47/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1307540A
Cited
FR1221842A
Cited
US3236543A
Cited
US3407171A
Cited
US3413017A
Cited
US3394954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |