US3101130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elevator system in which drive mechanism is mounted upon the counterweight
Assignee: SILOPARK SA
•
Filing: 1961-10-06
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Granted: 1963-08-20
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Expires: 1981-10-06
Abstract
No abstract record available.
Inventors
- 👤 Bianca Edoardo Giuseppe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:07
CPC Classifications
B; B66; B66B; B66B11/00; B66B11/04; B66B11/08; E; E04; E04H; E04H6/00; E04H6/08; E04H6/12; E04H6/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A LIFT ARRANGEMENT WITH CABLE SUSPENSION AND COUNTERWEIGHT BALANCING, CHARACTERISED IN THAT THE LIFT DRIVE ASSEMBLY, CONSISTING OF MOTOR, GEARING, BRAKE, DRIVE PULLEY AND THE ASSOCIATED ACCESSORIES IS UNITED WITH THE LIFT COUNTER-WEIGHT AND FORMS A PART THEREOF, THE DRIVE
Claim 2
Dependent Claim
40 words
A LIFT ARRANGEMENT WITH CABLE SUSPENSION AND COUNTERWEIGHT BALANCING, CHARACTERISED IN THAT THE LIFT DRIVE ASSEMBLY, CONSISTING OF MOTOR, GEARING, BRAKE, DRIVE PULLEY AND THE ASSOCIATED ACCESSORIES IS UNITED WITH THE LIFT COUNTER-WEIGHT AND FORMS A PART THEREOF, THE DRIVE
References Cited (Backward Citations)
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US1554584A
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US1779998A
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US2663436A
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US2626065A
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US2650728A
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US2816624A
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US2824654A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-19 | 1967-02-18 | 1967-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-19 | 1971-02-18 | 1971-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-19 | 1975-02-18 | 1975-08-20 | $7700.00 | Window Closed / Lapsed |