US3529115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating devices
Assignee: Molins Machine Co Ltd
•
Filing: 1968-06-03
•
Granted: 1970-09-15
•
Expires: 1988-06-03
Abstract
No abstract record available.
Inventors
- 👤 Tadeusz Bronislaw Jawor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:27
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/64; H05B6/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2495429A
Cited
US2790054A
Cited
US3210513A
Cited
US3281567A
Cited
US3286208A
Cited
US3344363A
Cited
US3412227A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |