Patent US3480160A successfully refreshed from Google Patents.
US3480160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stacking glass sheets
Assignee: Pilkington Group Ltd
•
Filing: 1967-10-26
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Granted: 1969-11-25
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Expires: 1987-10-26
Abstract
No abstract record available.
Inventors
- 👤 Richard Barradell-Smith
- 👤 James Edward Hall
- 👤 James Roby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:23
CPC Classifications
B; B65; B65G; B65G49/00; B65G49/05; B65G49/06; B65G49/068; B65G2249/00; B65G2249/04; B65G2249/045; Y; Y10; Y10S; Y10S414/00; Y10S414/10; Y10S414/102; Y10S414/103; Y10S414/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2193162A
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US2476145A
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US2566240A
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US2813637A
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US2951575A
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US2960242A
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US3024921A
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US3144927A
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US3132858A
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US3202302A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |