Patent US3670721A successfully refreshed from Google Patents.
US3113579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contact lens cleaning and storing device
Assignee: Individual
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Filing: 1961-10-02
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Granted: 1963-12-10
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Expires: 1981-10-02
Abstract
No abstract record available.
Inventors
- 👤 Roderick M Willis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:07
CPC Classifications
A; A45; A45C; A45C11/00; A45C11/005; Y; Y10; Y10S; Y10S134/00; Y10S134/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A LENS STORING AND CLEANING DEVICE COMPRISING AN OUTER CASE HAVING AN ACCESS OPENING AND BEING ADAPTED TO CONTAIN A CLEANING FLUID, A LENS-CARRYING FRAME REMOVABLY INSERTED WITHIN SAID CASE, SAID FRAME HAVING A FRONT JET PLATE WHICH FORMS A SEAL WITH SAID CASE SO AS TO DEFINE A COMPRESSION CHAMBER THEREWITH, SAID FRAME HAVING A REAR COVER PLATE TO CLOSE SAID ACCESS OPENING AND SEAL THE FLUID IN SAID CASE, SAID FRAME ADAPTED TO CARRY A SET OF LENSES IMMERSED IN SAID FLUID, MEANS TO COMPRESS SAID CHAMBER SO AS TO EXPEL FLUID FROM SAID CHAMBER THROUGH SAID PLATE IN A JET FASHION SO THAT SAID EXPELLED FLUID WASHES AGAINST SAID LENS SURFACES, AND MEANS TO RETURN SAID EXPELLED FLUID TO SAID COMPRESSION CHAMBER.
Claim 2
Dependent Claim
125 words
A LENS STORING AND CLEANING DEVICE COMPRISING AN OUTER CASE HAVING AN ACCESS OPENING AND BEING ADAPTED TO CONTAIN A CLEANING FLUID, A LENS-CARRYING FRAME REMOVABLY INSERTED WITHIN SAID CASE, SAID FRAME HAVING A FRONT JET PLATE WHICH FORMS A SEAL WITH SAID CASE SO AS TO DEFINE A COMPRESSION CHAMBER THEREWITH, SAID FRAME HAVING A REAR COVER PLATE TO CLOSE SAID ACCESS OPENING AND SEAL THE FLUID IN SAID CASE, SAID FRAME ADAPTED TO CARRY A SET OF LENSES IMMERSED IN SAID FLUID, MEANS TO COMPRESS SAID CHAMBER SO AS TO EXPEL FLUID FROM SAID CHAMBER THROUGH SAID PLATE IN A JET FASHION SO THAT SAID EXPELLED FLUID WASHES AGAINST SAID LENS SURFACES, AND MEANS TO RETURN SAID EXPELLED FLUID TO SAID COMPRESSION CHAMBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |